diff options
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/Kconfig | 1 | ||||
-rw-r--r-- | arch/arm/dts/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/dts/sun50i-h5-nanopi-r1s-h5.dts | 195 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-sunxi/ccu.h | 100 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-sunxi/gpio.h | 20 | ||||
-rw-r--r-- | arch/arm/mach-sunxi/Kconfig | 79 | ||||
-rw-r--r-- | arch/arm/mach-sunxi/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/mach-sunxi/board.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-sunxi/clock.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-sunxi/clock_sun4i.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-sunxi/p2wi.c | 117 | ||||
-rw-r--r-- | arch/arm/mach-sunxi/pmic_bus.c | 109 | ||||
-rw-r--r-- | arch/arm/mach-sunxi/rsb.c | 175 |
13 files changed, 278 insertions, 526 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index ebb1927270..d8c041a877 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1028,6 +1028,7 @@ config ARCH_SUNXI select DM select DM_ETH select DM_GPIO + select DM_I2C if I2C select DM_KEYBOARD select DM_MMC if MMC select DM_SCSI if SCSI diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index b8a382d153..ed3d360bb1 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -638,6 +638,7 @@ dtb-$(CONFIG_MACH_SUN50I_H5) += \ sun50i-h5-libretech-all-h5-cc.dtb \ sun50i-h5-nanopi-neo2.dtb \ sun50i-h5-nanopi-neo-plus2.dtb \ + sun50i-h5-nanopi-r1s-h5.dtb \ sun50i-h5-orangepi-zero-plus.dtb \ sun50i-h5-orangepi-pc2.dtb \ sun50i-h5-orangepi-prime.dtb \ diff --git a/arch/arm/dts/sun50i-h5-nanopi-r1s-h5.dts b/arch/arm/dts/sun50i-h5-nanopi-r1s-h5.dts new file mode 100644 index 0000000000..55bcdf8d1a --- /dev/null +++ b/arch/arm/dts/sun50i-h5-nanopi-r1s-h5.dts @@ -0,0 +1,195 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (C) 2021 Chukun Pan <amadeus@jmu.edu.cn> + * + * Based on sun50i-h5-nanopi-neo-plus2.dts, which is: + * Copyright (C) 2017 Antony Antony <antony@phenome.org> + * Copyright (C) 2016 ARM Ltd. + */ + +/dts-v1/; +#include "sun50i-h5.dtsi" +#include "sun50i-h5-cpu-opp.dtsi" + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/leds/common.h> + +/ { + model = "FriendlyARM NanoPi R1S H5"; + compatible = "friendlyarm,nanopi-r1s-h5", "allwinner,sun50i-h5"; + + aliases { + ethernet0 = &emac; + ethernet1 = &rtl8189etv; + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + leds { + compatible = "gpio-leds"; + + led-0 { + function = LED_FUNCTION_LAN; + color = <LED_COLOR_ID_GREEN>; + gpios = <&pio 0 9 GPIO_ACTIVE_HIGH>; + }; + + led-1 { + function = LED_FUNCTION_STATUS; + color = <LED_COLOR_ID_RED>; + gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + }; + + led-2 { + function = LED_FUNCTION_WAN; + color = <LED_COLOR_ID_GREEN>; + gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; + }; + }; + + r-gpio-keys { + compatible = "gpio-keys"; + + reset { + label = "reset"; + linux,code = <KEY_RESTART>; + gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>; + }; + }; + + reg_gmac_3v3: gmac-3v3 { + compatible = "regulator-fixed"; + regulator-name = "gmac-3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + startup-delay-us = <100000>; + enable-active-high; + gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; + }; + + reg_vcc3v3: vcc3v3 { + compatible = "regulator-fixed"; + regulator-name = "vcc3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + reg_usb0_vbus: usb0-vbus { + compatible = "regulator-fixed"; + regulator-name = "usb0-vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + enable-active-high; + gpio = <&r_pio 0 2 GPIO_ACTIVE_HIGH>; /* PL2 */ + status = "okay"; + }; + + vdd_cpux: gpio-regulator { + compatible = "regulator-gpio"; + regulator-name = "vdd-cpux"; + regulator-type = "voltage"; + regulator-boot-on; + regulator-always-on; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1300000>; + regulator-ramp-delay = <50>; /* 4ms */ + gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; + gpios-states = <0x1>; + states = <1100000 0x0>, <1300000 0x1>; + }; + + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */ + post-power-on-delay-ms = <200>; + }; +}; + +&cpu0 { + cpu-supply = <&vdd_cpux>; +}; + +&ehci1 { + status = "okay"; +}; + +&ehci2 { + status = "okay"; +}; + +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&emac_rgmii_pins>; + phy-supply = <®_gmac_3v3>; + phy-handle = <&ext_rgmii_phy>; + phy-mode = "rgmii-id"; + status = "okay"; +}; + +&external_mdio { + ext_rgmii_phy: ethernet-phy@7 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <7>; + }; +}; + +&i2c0 { + status = "okay"; + + eeprom@51 { + compatible = "microchip,24c02"; + reg = <0x51>; + pagesize = <16>; + }; +}; + +&mmc0 { + vmmc-supply = <®_vcc3v3>; + bus-width = <4>; + cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ + status = "okay"; +}; + +&mmc1 { + vmmc-supply = <®_vcc3v3>; + vqmmc-supply = <®_vcc3v3>; + mmc-pwrseq = <&wifi_pwrseq>; + bus-width = <4>; + non-removable; + status = "okay"; + + rtl8189etv: sdio_wifi@1 { + reg = <1>; + }; +}; + +&ohci1 { + status = "okay"; +}; + +&ohci2 { + status = "okay"; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pa_pins>; + status = "okay"; +}; + +&usb_otg { + dr_mode = "peripheral"; + status = "okay"; +}; + +&usbphy { + /* USB Type-A port's VBUS is always on */ + usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */ + usb0_vbus-supply = <®_usb0_vbus>; + status = "okay"; +}; diff --git a/arch/arm/include/asm/arch-sunxi/ccu.h b/arch/arm/include/asm/arch-sunxi/ccu.h deleted file mode 100644 index cac5c5faf0..0000000000 --- a/arch/arm/include/asm/arch-sunxi/ccu.h +++ /dev/null @@ -1,100 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Copyright (C) 2018 Amarula Solutions. - * Author: Jagan Teki <jagan@amarulasolutions.com> - */ - -#ifndef _ASM_ARCH_CCU_H -#define _ASM_ARCH_CCU_H - -#ifndef __ASSEMBLY__ -#include <linux/bitops.h> -#endif - -/** - * enum ccu_flags - ccu clock/reset flags - * - * @CCU_CLK_F_IS_VALID: is given clock gate is valid? - * @CCU_RST_F_IS_VALID: is given reset control is valid? - */ -enum ccu_flags { - CCU_CLK_F_IS_VALID = BIT(0), - CCU_RST_F_IS_VALID = BIT(1), -}; - -/** - * struct ccu_clk_gate - ccu clock gate - * @off: gate offset - * @bit: gate bit - * @flags: ccu clock gate flags - */ -struct ccu_clk_gate { - u16 off; - u32 bit; - enum ccu_flags flags; -}; - -#define GATE(_off, _bit) { \ - .off = _off, \ - .bit = _bit, \ - .flags = CCU_CLK_F_IS_VALID, \ -} - -/** - * struct ccu_reset - ccu reset - * @off: reset offset - * @bit: reset bit - * @flags: ccu reset control flags - */ -struct ccu_reset { - u16 off; - u32 bit; - enum ccu_flags flags; -}; - -#define RESET(_off, _bit) { \ - .off = _off, \ - .bit = _bit, \ - .flags = CCU_RST_F_IS_VALID, \ -} - -/** - * struct ccu_desc - clock control unit descriptor - * - * @gates: clock gates - * @resets: reset unit - */ -struct ccu_desc { - const struct ccu_clk_gate *gates; - const struct ccu_reset *resets; -}; - -/** - * struct ccu_priv - sunxi clock control unit - * - * @base: base address - * @desc: ccu descriptor - */ -struct ccu_priv { - void *base; - const struct ccu_desc *desc; -}; - -/** - * sunxi_clk_probe - common sunxi clock probe - * @dev: clock device - */ -int sunxi_clk_probe(struct udevice *dev); - -extern struct clk_ops sunxi_clk_ops; - -/** - * sunxi_reset_bind() - reset binding - * - * @dev: reset device - * @count: reset count - * @return 0 success, or error value - */ -int sunxi_reset_bind(struct udevice *dev, ulong count); - -#endif /* _ASM_ARCH_CCU_H */ diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h index 2969a530ae..f3ab1aea0e 100644 --- a/arch/arm/include/asm/arch-sunxi/gpio.h +++ b/arch/arm/include/asm/arch-sunxi/gpio.h @@ -93,20 +93,10 @@ struct sunxi_gpio_reg { #define GPIO_PULL_OFFSET(pin) ((((pin) & 0x1f) & 0xf) << 1) /* GPIO bank sizes */ -#define SUNXI_GPIO_A_NR 32 -#define SUNXI_GPIO_B_NR 32 -#define SUNXI_GPIO_C_NR 32 -#define SUNXI_GPIO_D_NR 32 -#define SUNXI_GPIO_E_NR 32 -#define SUNXI_GPIO_F_NR 32 -#define SUNXI_GPIO_G_NR 32 -#define SUNXI_GPIO_H_NR 32 -#define SUNXI_GPIO_I_NR 32 -#define SUNXI_GPIO_L_NR 32 -#define SUNXI_GPIO_M_NR 32 +#define SUNXI_GPIOS_PER_BANK 32 #define SUNXI_GPIO_NEXT(__gpio) \ - ((__gpio##_START) + (__gpio##_NR) + 0) + ((__gpio##_START) + SUNXI_GPIOS_PER_BANK) enum sunxi_gpio_number { SUNXI_GPIO_A_START = 0, @@ -148,8 +138,6 @@ enum sunxi_gpio_number { #define SUNXI_GPA_EMAC 2 #define SUN6I_GPA_GMAC 2 #define SUN7I_GPA_GMAC 5 -#define SUN6I_GPA_SDC2 5 -#define SUN6I_GPA_SDC3 4 #define SUN8I_H3_GPA_UART0 2 #define SUN4I_GPB_PWM 2 @@ -173,12 +161,10 @@ enum sunxi_gpio_number { #define SUN6I_GPC_SDC3 4 #define SUN50I_GPC_SPI0 4 -#define SUN8I_GPD_SDC1 3 #define SUNXI_GPD_LCD0 2 #define SUNXI_GPD_LVDS0 3 #define SUNXI_GPD_PWM 2 -#define SUN5I_GPE_SDC2 3 #define SUN8I_GPE_TWI2 3 #define SUN50I_GPE_TWI2 3 @@ -242,9 +228,7 @@ int sunxi_gpio_get_cfgbank(struct sunxi_gpio *pio, int bank_offset); int sunxi_gpio_get_cfgpin(u32 pin); int sunxi_gpio_set_drv(u32 pin, u32 val); int sunxi_gpio_set_pull(u32 pin, u32 val); -int sunxi_name_to_gpio_bank(const char *name); int sunxi_name_to_gpio(const char *name); -#define name_to_gpio(name) sunxi_name_to_gpio(name) #if !defined CONFIG_SPL_BUILD && defined CONFIG_AXP_GPIO int axp_gpio_init(void); diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig index 1d4a4fdd0c..2c18cf02d1 100644 --- a/arch/arm/mach-sunxi/Kconfig +++ b/arch/arm/mach-sunxi/Kconfig @@ -88,17 +88,6 @@ config DRAM_SUN50I_H616_UNKNOWN_FEATURE feature. endif -config SUN6I_P2WI - bool "Allwinner sun6i internal P2WI controller" - help - If you say yes to this option, support will be included for the - P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi - SOCs. - The P2WI looks like an SMBus controller (which supports only byte - accesses), except that it only supports one slave device. - This interface is used to connect to specific PMIC devices (like the - AXP221). - config SUN6I_PRCM bool help @@ -106,19 +95,13 @@ config SUN6I_PRCM in A31 SoC. config AXP_PMIC_BUS - bool "Sunxi AXP PMIC bus access helpers" + bool + select DM_PMIC if DM_I2C + select PMIC_AXP if DM_I2C help Select this PMIC bus access helpers for Sunxi platform PRCM or other AXP family PMIC devices. -config SUN8I_RSB - bool "Allwinner sunXi Reduced Serial Bus Driver" - help - Say y here to enable support for Allwinner's Reduced Serial Bus - (RSB) support. This controller is responsible for communicating - with various RSB based devices, such as AXP223, AXP8XX PMICs, - and AC100/AC200 ICs. - config SUNXI_SRAM_ADDRESS hex default 0x10000 if MACH_SUN9I || MACH_SUN50I || MACH_SUN50I_H5 @@ -182,7 +165,6 @@ endif config MACH_SUNXI_H3_H5 bool - select DM_I2C select PHY_SUN4I_USB select SUNXI_DE2 select SUNXI_DRAM_DW @@ -232,10 +214,11 @@ config MACH_SUN6I select ARCH_SUPPORT_PSCI select DRAM_SUN6I select PHY_SUN4I_USB - select SUN6I_P2WI + select SPL_I2C select SUN6I_PRCM select SUNXI_GEN_SUN6I select SUPPORT_SPL + select SYS_I2C_SUN6I_P2WI select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT config MACH_SUN7I @@ -260,8 +243,10 @@ config MACH_SUN8I_A23 select ARCH_SUPPORT_PSCI select DRAM_SUN8I_A23 select PHY_SUN4I_USB + select SPL_I2C select SUNXI_GEN_SUN6I select SUPPORT_SPL + select SYS_I2C_SUN8I_RSB select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT imply CONS_INDEX_5 if !DM_SERIAL @@ -273,8 +258,10 @@ config MACH_SUN8I_A33 select ARCH_SUPPORT_PSCI select DRAM_SUN8I_A33 select PHY_SUN4I_USB + select SPL_I2C select SUNXI_GEN_SUN6I select SUPPORT_SPL + select SYS_I2C_SUN8I_RSB select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT imply CONS_INDEX_5 if !DM_SERIAL @@ -283,10 +270,12 @@ config MACH_SUN8I_A83T select CPU_V7A select DRAM_SUN8I_A83T select PHY_SUN4I_USB + select SPL_I2C select SUNXI_GEN_SUN6I select MMC_SUNXI_HAS_NEW_MODE select MMC_SUNXI_HAS_MODE_SWITCH select SUPPORT_SPL + select SYS_I2C_SUN8I_RSB config MACH_SUN8I_H3 bool "sun8i (Allwinner H3)" @@ -327,16 +316,15 @@ config MACH_SUN9I bool "sun9i (Allwinner A80)" select CPU_V7A select DRAM_SUN9I + select SPL_I2C select SUN6I_PRCM select SUNXI_GEN_SUN6I - select SUN8I_RSB select SUPPORT_SPL config MACH_SUN50I bool "sun50i (Allwinner A64)" select ARM64 select SPI - select DM_I2C select DM_SPI if SPI select DM_SPI_FLASH select PHY_SUN4I_USB @@ -377,7 +365,6 @@ endchoice # The sun8i SoCs share a lot, this helps to avoid a lot of "if A23 || A33" config MACH_SUN8I bool - select SUN8I_RSB select SUN6I_PRCM default y if MACH_SUN8I_A23 default y if MACH_SUN8I_A33 @@ -677,24 +664,11 @@ config MMC3_CD_PIN ---help--- See MMC0_CD_PIN help text. -config MMC1_PINS - string "Pins for mmc1" - default "" +config MMC1_PINS_PH + bool "Pins for mmc1 are on Port H" + depends on MACH_SUN4I || MACH_SUN7I || MACH_SUN8I_R40 ---help--- - Set the pins used for mmc1, when applicable. This takes a string in the - format understood by sunxi_name_to_gpio_bank, e.g. PH for port H. - -config MMC2_PINS - string "Pins for mmc2" - default "" - ---help--- - See MMC1_PINS help text. - -config MMC3_PINS - string "Pins for mmc3" - default "" - ---help--- - See MMC1_PINS help text. + Select this option for boards where mmc1 uses the Port H pinmux. config MMC_SUNXI_SLOT_EXTRA int "mmc extra slot number" @@ -807,6 +781,7 @@ endif config AXP_GPIO bool "Enable support for gpio-s on axp PMICs" + depends on AXP_PMIC_BUS ---help--- Say Y here to enable support for the gpio pins of the axp PMIC ICs. @@ -932,27 +907,17 @@ config VIDEO_LCD_BL_PWM_ACTIVE_LOW config VIDEO_LCD_PANEL_I2C bool "LCD panel needs to be configured via i2c" depends on VIDEO_SUNXI - select CMD_I2C + select DM_I2C_GPIO ---help--- Say y here if the LCD panel needs to be configured via i2c. This will add a bitbang i2c controller using gpios to talk to the LCD. -config VIDEO_LCD_PANEL_I2C_SDA - string "LCD panel i2c interface SDA pin" +config VIDEO_LCD_PANEL_I2C_NAME + string "LCD panel i2c interface node name" depends on VIDEO_LCD_PANEL_I2C - default "PG12" + default "i2c@0" ---help--- - Set the SDA pin for the LCD i2c interface. This takes a string in the - format understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H. - -config VIDEO_LCD_PANEL_I2C_SCL - string "LCD panel i2c interface SCL pin" - depends on VIDEO_LCD_PANEL_I2C - default "PG10" - ---help--- - Set the SCL pin for the LCD i2c interface. This takes a string in the - format understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H. - + Set the device tree node name for the LCD i2c interface. # Note only one of these may be selected at a time! But hidden choices are # not supported by Kconfig diff --git a/arch/arm/mach-sunxi/Makefile b/arch/arm/mach-sunxi/Makefile index 3f081d92f3..5d3fd70f74 100644 --- a/arch/arm/mach-sunxi/Makefile +++ b/arch/arm/mach-sunxi/Makefile @@ -11,10 +11,8 @@ obj-y += clock.o obj-y += cpu_info.o obj-y += dram_helpers.o obj-y += pinmux.o -obj-$(CONFIG_SUN6I_P2WI) += p2wi.o obj-$(CONFIG_SUN6I_PRCM) += prcm.o obj-$(CONFIG_AXP_PMIC_BUS) += pmic_bus.o -obj-$(CONFIG_SUN8I_RSB) += rsb.o obj-$(CONFIG_MACH_SUN4I) += clock_sun4i.o obj-$(CONFIG_MACH_SUN5I) += clock_sun4i.o obj-$(CONFIG_MACH_SUN6I) += clock_sun6i.o diff --git a/arch/arm/mach-sunxi/board.c b/arch/arm/mach-sunxi/board.c index d9b04f75fc..b4ba2a72c4 100644 --- a/arch/arm/mach-sunxi/board.c +++ b/arch/arm/mach-sunxi/board.c @@ -21,7 +21,6 @@ #include <asm/gpio.h> #include <asm/io.h> #include <asm/arch/clock.h> -#include <asm/arch/gpio.h> #include <asm/arch/spl.h> #include <asm/arch/sys_proto.h> #include <asm/arch/timer.h> @@ -339,7 +338,7 @@ void board_init_f(ulong dummy) spl_init(); preloader_console_init(); -#ifdef CONFIG_SPL_I2C +#if CONFIG_IS_ENABLED(I2C) && CONFIG_IS_ENABLED(SYS_I2C_LEGACY) /* Needed early by sunxi_board_init if PMU is enabled */ i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); #endif diff --git a/arch/arm/mach-sunxi/clock.c b/arch/arm/mach-sunxi/clock.c index f591affebf..de7e875298 100644 --- a/arch/arm/mach-sunxi/clock.c +++ b/arch/arm/mach-sunxi/clock.c @@ -10,7 +10,6 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/clock.h> -#include <asm/arch/gpio.h> #include <asm/arch/prcm.h> #include <asm/arch/gtbus.h> #include <asm/arch/sys_proto.h> diff --git a/arch/arm/mach-sunxi/clock_sun4i.c b/arch/arm/mach-sunxi/clock_sun4i.c index 57ee018eaa..471609764d 100644 --- a/arch/arm/mach-sunxi/clock_sun4i.c +++ b/arch/arm/mach-sunxi/clock_sun4i.c @@ -12,7 +12,6 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/clock.h> -#include <asm/arch/gpio.h> #include <asm/arch/sys_proto.h> #ifdef CONFIG_SPL_BUILD diff --git a/arch/arm/mach-sunxi/p2wi.c b/arch/arm/mach-sunxi/p2wi.c deleted file mode 100644 index 7c5c12254e..0000000000 --- a/arch/arm/mach-sunxi/p2wi.c +++ /dev/null @@ -1,117 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Sunxi A31 Power Management Unit - * - * (C) Copyright 2013 Oliver Schinagl <oliver@schinagl.nl> - * http://linux-sunxi.org - * - * Based on sun6i sources and earlier U-Boot Allwinner A10 SPL work - * - * (C) Copyright 2006-2013 - * Allwinner Technology Co., Ltd. <www.allwinnertech.com> - * Berg Xing <bergxing@allwinnertech.com> - * Tom Cubie <tangliang@allwinnertech.com> - */ - -#include <common.h> -#include <errno.h> -#include <time.h> -#include <asm/io.h> -#include <asm/arch/cpu.h> -#include <asm/arch/gpio.h> -#include <asm/arch/p2wi.h> -#include <asm/arch/prcm.h> -#include <asm/arch/clock.h> -#include <asm/arch/sys_proto.h> - -void p2wi_init(void) -{ - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; - - /* Enable p2wi and PIO clk, and de-assert their resets */ - prcm_apb0_enable(PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_P2WI); - - sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN6I_GPL0_R_P2WI_SCK); - sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN6I_GPL1_R_P2WI_SDA); - - /* Reset p2wi controller and set clock to CLKIN(12)/8 = 1.5 MHz */ - writel(P2WI_CTRL_RESET, &p2wi->ctrl); - sdelay(0x100); - writel(P2WI_CC_SDA_OUT_DELAY(1) | P2WI_CC_CLK_DIV(8), - &p2wi->cc); -} - -int p2wi_change_to_p2wi_mode(u8 slave_addr, u8 ctrl_reg, u8 init_data) -{ - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; - unsigned long tmo = timer_get_us() + 1000000; - - writel(P2WI_PM_DEV_ADDR(slave_addr) | - P2WI_PM_CTRL_ADDR(ctrl_reg) | - P2WI_PM_INIT_DATA(init_data) | - P2WI_PM_INIT_SEND, - &p2wi->pm); - - while ((readl(&p2wi->pm) & P2WI_PM_INIT_SEND)) { - if (timer_get_us() > tmo) - return -ETIME; - } - - return 0; -} - -static int p2wi_await_trans(void) -{ - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; - unsigned long tmo = timer_get_us() + 1000000; - int ret; - u8 reg; - - while (1) { - reg = readl(&p2wi->status); - if (reg & P2WI_STAT_TRANS_ERR) { - ret = -EIO; - break; - } - if (reg & P2WI_STAT_TRANS_DONE) { - ret = 0; - break; - } - if (timer_get_us() > tmo) { - ret = -ETIME; - break; - } - } - writel(reg, &p2wi->status); /* Clear status bits */ - return ret; -} - -int p2wi_read(const u8 addr, u8 *data) -{ - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; - int ret; - - writel(P2WI_DATADDR_BYTE_1(addr), &p2wi->dataddr0); - writel(P2WI_DATA_NUM_BYTES(1) | - P2WI_DATA_NUM_BYTES_READ, &p2wi->numbytes); - writel(P2WI_STAT_TRANS_DONE, &p2wi->status); - writel(P2WI_CTRL_TRANS_START, &p2wi->ctrl); - - ret = p2wi_await_trans(); - - *data = readl(&p2wi->data0) & P2WI_DATA_BYTE_1_MASK; - return ret; -} - -int p2wi_write(const u8 addr, u8 data) -{ - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; - - writel(P2WI_DATADDR_BYTE_1(addr), &p2wi->dataddr0); - writel(P2WI_DATA_BYTE_1(data), &p2wi->data0); - writel(P2WI_DATA_NUM_BYTES(1), &p2wi->numbytes); - writel(P2WI_STAT_TRANS_DONE, &p2wi->status); - writel(P2WI_CTRL_TRANS_START, &p2wi->ctrl); - - return p2wi_await_trans(); -} diff --git a/arch/arm/mach-sunxi/pmic_bus.c b/arch/arm/mach-sunxi/pmic_bus.c index 0394ce8564..c090840637 100644 --- a/arch/arm/mach-sunxi/pmic_bus.c +++ b/arch/arm/mach-sunxi/pmic_bus.c @@ -8,10 +8,13 @@ * axp223 uses the rsb bus, these functions abstract this. */ +#include <axp_pmic.h> #include <common.h> +#include <dm.h> #include <asm/arch/p2wi.h> #include <asm/arch/rsb.h> #include <i2c.h> +#include <power/pmic.h> #include <asm/arch/pmic_bus.h> #define AXP152_I2C_ADDR 0x30 @@ -21,80 +24,80 @@ #define AXP305_I2C_ADDR 0x36 #define AXP221_CHIP_ADDR 0x68 -#define AXP221_CTRL_ADDR 0x3e -#define AXP221_INIT_DATA 0x3e -/* AXP818 device and runtime addresses are same as AXP223 */ -#define AXP223_DEVICE_ADDR 0x3a3 -#define AXP223_RUNTIME_ADDR 0x2d +#if CONFIG_IS_ENABLED(PMIC_AXP) +static struct udevice *pmic; +#else +static int pmic_i2c_address(void) +{ + if (IS_ENABLED(CONFIG_AXP152_POWER)) + return AXP152_I2C_ADDR; + if (IS_ENABLED(CONFIG_AXP305_POWER)) + return AXP305_I2C_ADDR; + + /* Other AXP2xx and AXP8xx variants */ + return AXP209_I2C_ADDR; +} +#endif int pmic_bus_init(void) { /* This cannot be 0 because it is used in SPL before BSS is ready */ static int needs_init = 1; - __maybe_unused int ret; + int ret = 0; if (!needs_init) return 0; -#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER -# ifdef CONFIG_MACH_SUN6I - p2wi_init(); - ret = p2wi_change_to_p2wi_mode(AXP221_CHIP_ADDR, AXP221_CTRL_ADDR, - AXP221_INIT_DATA); -# elif defined CONFIG_MACH_SUN8I_R40 - /* Nothing. R40 uses the AXP221s in I2C mode */ - ret = 0; -# else - ret = rsb_init(); - if (ret) - return ret; - - ret = rsb_set_device_address(AXP223_DEVICE_ADDR, AXP223_RUNTIME_ADDR); -# endif - if (ret) - return ret; +#if CONFIG_IS_ENABLED(PMIC_AXP) + ret = uclass_get_device_by_driver(UCLASS_PMIC, DM_DRIVER_GET(axp_pmic), + &pmic); +#else + if (IS_ENABLED(CONFIG_SYS_I2C_SUN6I_P2WI)) { + p2wi_init(); + ret = p2wi_change_to_p2wi_mode(AXP221_CHIP_ADDR, + AXP_PMIC_MODE_REG, + AXP_PMIC_MODE_P2WI); + } else if (IS_ENABLED(CONFIG_SYS_I2C_SUN8I_RSB)) { + ret = rsb_init(); + if (ret) + return ret; + + ret = rsb_set_device_address(AXP_PMIC_PRI_DEVICE_ADDR, + AXP_PMIC_PRI_RUNTIME_ADDR); + } #endif - needs_init = 0; - return 0; + needs_init = ret; + + return ret; } int pmic_bus_read(u8 reg, u8 *data) { -#ifdef CONFIG_AXP152_POWER - return i2c_read(AXP152_I2C_ADDR, reg, 1, data, 1); -#elif defined CONFIG_AXP209_POWER - return i2c_read(AXP209_I2C_ADDR, reg, 1, data, 1); -#elif defined CONFIG_AXP305_POWER - return i2c_read(AXP305_I2C_ADDR, reg, 1, data, 1); -#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER -# ifdef CONFIG_MACH_SUN6I - return p2wi_read(reg, data); -# elif defined CONFIG_MACH_SUN8I_R40 - return i2c_read(AXP209_I2C_ADDR, reg, 1, data, 1); -# else - return rsb_read(AXP223_RUNTIME_ADDR, reg, data); -# endif +#if CONFIG_IS_ENABLED(PMIC_AXP) + return pmic_read(pmic, reg, data, 1); +#else + if (IS_ENABLED(CONFIG_SYS_I2C_SUN6I_P2WI)) + return p2wi_read(reg, data); + if (IS_ENABLED(CONFIG_SYS_I2C_SUN8I_RSB)) + return rsb_read(AXP_PMIC_PRI_RUNTIME_ADDR, reg, data); + + return i2c_read(pmic_i2c_address(), reg, 1, data, 1); #endif } int pmic_bus_write(u8 reg, u8 data) { -#ifdef CONFIG_AXP152_POWER - return i2c_write(AXP152_I2C_ADDR, reg, 1, &data, 1); -#elif defined CONFIG_AXP209_POWER - return i2c_write(AXP209_I2C_ADDR, reg, 1, &data, 1); -#elif defined CONFIG_AXP305_POWER - return i2c_write(AXP305_I2C_ADDR, reg, 1, &data, 1); -#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER -# ifdef CONFIG_MACH_SUN6I - return p2wi_write(reg, data); -# elif defined CONFIG_MACH_SUN8I_R40 - return i2c_write(AXP209_I2C_ADDR, reg, 1, &data, 1); -# else - return rsb_write(AXP223_RUNTIME_ADDR, reg, data); -# endif +#if CONFIG_IS_ENABLED(PMIC_AXP) + return pmic_write(pmic, reg, &data, 1); +#else + if (IS_ENABLED(CONFIG_SYS_I2C_SUN6I_P2WI)) + return p2wi_write(reg, data); + if (IS_ENABLED(CONFIG_SYS_I2C_SUN8I_RSB)) + return rsb_write(AXP_PMIC_PRI_RUNTIME_ADDR, reg, data); + + return i2c_write(pmic_i2c_address(), reg, 1, &data, 1); #endif } diff --git a/arch/arm/mach-sunxi/rsb.c b/arch/arm/mach-sunxi/rsb.c deleted file mode 100644 index 01bb09b747..0000000000 --- a/arch/arm/mach-sunxi/rsb.c +++ /dev/null @@ -1,175 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com> - * - * Based on allwinner u-boot sources rsb code which is: - * (C) Copyright 2007-2013 - * Allwinner Technology Co., Ltd. <www.allwinnertech.com> - * lixiang <lixiang@allwinnertech.com> - */ - -#include <common.h> -#include <errno.h> -#include <time.h> -#include <asm/arch/cpu.h> -#include <asm/arch/gpio.h> -#include <asm/arch/prcm.h> -#include <asm/arch/rsb.h> - -static int rsb_set_device_mode(void); - -static void rsb_cfg_io(void) -{ -#ifdef CONFIG_MACH_SUN8I - sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_GPL_R_RSB); - sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN8I_GPL_R_RSB); - sunxi_gpio_set_pull(SUNXI_GPL(0), 1); - sunxi_gpio_set_pull(SUNXI_GPL(1), 1); - sunxi_gpio_set_drv(SUNXI_GPL(0), 2); - sunxi_gpio_set_drv(SUNXI_GPL(1), 2); -#elif defined CONFIG_MACH_SUN9I - sunxi_gpio_set_cfgpin(SUNXI_GPN(0), SUN9I_GPN_R_RSB); - sunxi_gpio_set_cfgpin(SUNXI_GPN(1), SUN9I_GPN_R_RSB); - sunxi_gpio_set_pull(SUNXI_GPN(0), 1); - sunxi_gpio_set_pull(SUNXI_GPN(1), 1); - sunxi_gpio_set_drv(SUNXI_GPN(0), 2); - sunxi_gpio_set_drv(SUNXI_GPN(1), 2); -#else -#error unsupported MACH_SUNXI -#endif -} - -static void rsb_set_clk(void) -{ - struct sunxi_rsb_reg * const rsb = - (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; - u32 div = 0; - u32 cd_odly = 0; - - /* Source is Hosc24M, set RSB clk to 3Mhz */ - div = 24000000 / 3000000 / 2 - 1; - cd_odly = div >> 1; - if (!cd_odly) - cd_odly = 1; - - writel((cd_odly << 8) | div, &rsb->ccr); -} - -int rsb_init(void) -{ - struct sunxi_rsb_reg * const rsb = - (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; - - /* Enable RSB and PIO clk, and de-assert their resets */ - prcm_apb0_enable(PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_RSB); - - /* Setup external pins */ - rsb_cfg_io(); - - writel(RSB_CTRL_SOFT_RST, &rsb->ctrl); - rsb_set_clk(); - - return rsb_set_device_mode(); -} - -static int rsb_await_trans(void) -{ - struct sunxi_rsb_reg * const rsb = - (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; - unsigned long tmo = timer_get_us() + 1000000; - u32 stat; - int ret; - - while (1) { - stat = readl(&rsb->stat); - if (stat & RSB_STAT_LBSY_INT) { - ret = -EBUSY; - break; - } - if (stat & RSB_STAT_TERR_INT) { - ret = -EIO; - break; - } - if (stat & RSB_STAT_TOVER_INT) { - ret = 0; - break; - } - if (timer_get_us() > tmo) { - ret = -ETIME; - break; - } - } - writel(stat, &rsb->stat); /* Clear status bits */ - - return ret; -} - -static int rsb_set_device_mode(void) -{ - struct sunxi_rsb_reg * const rsb = - (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; - unsigned long tmo = timer_get_us() + 1000000; - - writel(RSB_DMCR_DEVICE_MODE_START | RSB_DMCR_DEVICE_MODE_DATA, - &rsb->dmcr); - - while (readl(&rsb->dmcr) & RSB_DMCR_DEVICE_MODE_START) { - if (timer_get_us() > tmo) - return -ETIME; - } - - return rsb_await_trans(); -} - -static int rsb_do_trans(void) -{ - struct sunxi_rsb_reg * const rsb = - (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; - - setbits_le32(&rsb->ctrl, RSB_CTRL_START_TRANS); - return rsb_await_trans(); -} - -int rsb_set_device_address(u16 device_addr, u16 runtime_addr) -{ - struct sunxi_rsb_reg * const rsb = - (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; - - writel(RSB_DEVADDR_RUNTIME_ADDR(runtime_addr) | - RSB_DEVADDR_DEVICE_ADDR(device_addr), &rsb->devaddr); - writel(RSB_CMD_SET_RTSADDR, &rsb->cmd); - - return rsb_do_trans(); -} - -int rsb_write(const u16 runtime_device_addr, const u8 reg_addr, u8 data) -{ - struct sunxi_rsb_reg * const rsb = - (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; - - writel(RSB_DEVADDR_RUNTIME_ADDR(runtime_device_addr), &rsb->devaddr); - writel(reg_addr, &rsb->addr); - writel(data, &rsb->data); - writel(RSB_CMD_BYTE_WRITE, &rsb->cmd); - - return rsb_do_trans(); -} - -int rsb_read(const u16 runtime_device_addr, const u8 reg_addr, u8 *data) -{ - struct sunxi_rsb_reg * const rsb = - (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; - int ret; - - writel(RSB_DEVADDR_RUNTIME_ADDR(runtime_device_addr), &rsb->devaddr); - writel(reg_addr, &rsb->addr); - writel(RSB_CMD_BYTE_READ, &rsb->cmd); - - ret = rsb_do_trans(); - if (ret) - return ret; - - *data = readl(&rsb->data) & 0xff; - - return 0; -} |