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-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/mach-clps711x/devices.c20
-rw-r--r--arch/arm/mach-clps711x/include/mach/clps711x.h88
-rw-r--r--drivers/mfd/syscon.c3
-rw-r--r--include/linux/mfd/syscon/clps711x.h94
5 files changed, 120 insertions, 86 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index fc93deb1baaf..4217db7fa883 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -370,6 +370,7 @@ config ARCH_CLPS711X
select COMMON_CLK
select CPU_ARM720T
select GENERIC_CLOCKEVENTS
+ select MFD_SYSCON
select MULTI_IRQ_HANDLER
select SPARSE_IRQ
help
diff --git a/arch/arm/mach-clps711x/devices.c b/arch/arm/mach-clps711x/devices.c
index 21161ed4c0c4..856b81cf2f8a 100644
--- a/arch/arm/mach-clps711x/devices.c
+++ b/arch/arm/mach-clps711x/devices.c
@@ -10,6 +10,7 @@
*/
#include <linux/platform_device.h>
+#include <linux/sizes.h>
#include <mach/hardware.h>
@@ -42,7 +43,26 @@ static void __init clps711x_add_gpio(void)
}
}
+const struct resource clps711x_syscon_res[] __initconst = {
+ /* SYSCON1, SYSFLG1 */
+ DEFINE_RES_MEM(CLPS711X_PHYS_BASE + SYSCON1, SZ_128),
+ /* SYSCON2, SYSFLG2 */
+ DEFINE_RES_MEM(CLPS711X_PHYS_BASE + SYSCON2, SZ_128),
+ /* SYSCON3 */
+ DEFINE_RES_MEM(CLPS711X_PHYS_BASE + SYSCON3, SZ_64),
+};
+
+static void __init clps711x_add_syscon(void)
+{
+ unsigned i;
+
+ for (i = 0; i < ARRAY_SIZE(clps711x_syscon_res); i++)
+ platform_device_register_simple("clps711x-syscon", i + 1,
+ &clps711x_syscon_res[i], 1);
+}
+
void __init clps711x_devices_init(void)
{
clps711x_add_gpio();
+ clps711x_add_syscon();
}
diff --git a/arch/arm/mach-clps711x/include/mach/clps711x.h b/arch/arm/mach-clps711x/include/mach/clps711x.h
index 01d1b9559710..0286f4bf9945 100644
--- a/arch/arm/mach-clps711x/include/mach/clps711x.h
+++ b/arch/arm/mach-clps711x/include/mach/clps711x.h
@@ -21,6 +21,8 @@
#ifndef __MACH_CLPS711X_H
#define __MACH_CLPS711X_H
+#include <linux/mfd/syscon/clps711x.h>
+
#define CLPS711X_PHYS_BASE (0x80000000)
#define PADR (0x0000)
@@ -96,83 +98,9 @@
#define RANDID2 (0x2708)
#define RANDID3 (0x270c)
-/* common bits: SYSCON1 / SYSCON2 */
-#define SYSCON_UARTEN (1 << 8)
-
-#define SYSCON1_KBDSCAN(x) ((x) & 15)
-#define SYSCON1_KBDSCANMASK (15)
-#define SYSCON1_TC1M (1 << 4)
-#define SYSCON1_TC1S (1 << 5)
-#define SYSCON1_TC2M (1 << 6)
-#define SYSCON1_TC2S (1 << 7)
-#define SYSCON1_UART1EN SYSCON_UARTEN
-#define SYSCON1_BZTOG (1 << 9)
-#define SYSCON1_BZMOD (1 << 10)
-#define SYSCON1_DBGEN (1 << 11)
-#define SYSCON1_LCDEN (1 << 12)
-#define SYSCON1_CDENTX (1 << 13)
-#define SYSCON1_CDENRX (1 << 14)
-#define SYSCON1_SIREN (1 << 15)
-#define SYSCON1_ADCKSEL(x) (((x) & 3) << 16)
-#define SYSCON1_ADCKSEL_MASK (3 << 16)
-#define SYSCON1_EXCKEN (1 << 18)
-#define SYSCON1_WAKEDIS (1 << 19)
-#define SYSCON1_IRTXM (1 << 20)
-
-/* common bits: SYSFLG1 / SYSFLG2 */
-#define SYSFLG_UBUSY (1 << 11)
-#define SYSFLG_URXFE (1 << 22)
-#define SYSFLG_UTXFF (1 << 23)
-
-#define SYSFLG1_MCDR (1 << 0)
-#define SYSFLG1_DCDET (1 << 1)
-#define SYSFLG1_WUDR (1 << 2)
-#define SYSFLG1_WUON (1 << 3)
-#define SYSFLG1_CTS (1 << 8)
-#define SYSFLG1_DSR (1 << 9)
-#define SYSFLG1_DCD (1 << 10)
-#define SYSFLG1_UBUSY SYSFLG_UBUSY
-#define SYSFLG1_NBFLG (1 << 12)
-#define SYSFLG1_RSTFLG (1 << 13)
-#define SYSFLG1_PFFLG (1 << 14)
-#define SYSFLG1_CLDFLG (1 << 15)
-#define SYSFLG1_URXFE SYSFLG_URXFE
-#define SYSFLG1_UTXFF SYSFLG_UTXFF
-#define SYSFLG1_CRXFE (1 << 24)
-#define SYSFLG1_CTXFF (1 << 25)
-#define SYSFLG1_SSIBUSY (1 << 26)
-#define SYSFLG1_ID (1 << 29)
-#define SYSFLG1_VERID(x) (((x) >> 30) & 3)
-#define SYSFLG1_VERID_MASK (3 << 30)
-
-#define SYSFLG2_SSRXOF (1 << 0)
-#define SYSFLG2_RESVAL (1 << 1)
-#define SYSFLG2_RESFRM (1 << 2)
-#define SYSFLG2_SS2RXFE (1 << 3)
-#define SYSFLG2_SS2TXFF (1 << 4)
-#define SYSFLG2_SS2TXUF (1 << 5)
-#define SYSFLG2_CKMODE (1 << 6)
-#define SYSFLG2_UBUSY SYSFLG_UBUSY
-#define SYSFLG2_URXFE SYSFLG_URXFE
-#define SYSFLG2_UTXFF SYSFLG_UTXFF
-
#define LCDCON_GSEN (1 << 30)
#define LCDCON_GSMD (1 << 31)
-#define SYSCON2_SERSEL (1 << 0)
-#define SYSCON2_KBD6 (1 << 1)
-#define SYSCON2_DRAMZ (1 << 2)
-#define SYSCON2_KBWEN (1 << 3)
-#define SYSCON2_SS2TXEN (1 << 4)
-#define SYSCON2_PCCARD1 (1 << 5)
-#define SYSCON2_PCCARD2 (1 << 6)
-#define SYSCON2_SS2RXEN (1 << 7)
-#define SYSCON2_UART2EN SYSCON_UARTEN
-#define SYSCON2_SS2MAEN (1 << 9)
-#define SYSCON2_OSTB (1 << 12)
-#define SYSCON2_CLKENSL (1 << 13)
-#define SYSCON2_BUZFREQ (1 << 14)
-
/* common bits: UARTDR1 / UARTDR2 */
#define UARTDR_FRMERR (1 << 8)
#define UARTDR_PARERR (1 << 9)
@@ -228,18 +156,6 @@
#define DAI64FS_MCLK256EN (1 << 3)
#define DAI64FS_LOOPBACK (1 << 5)
-#define SYSCON3_ADCCON (1 << 0)
-#define SYSCON3_CLKCTL0 (1 << 1)
-#define SYSCON3_CLKCTL1 (1 << 2)
-#define SYSCON3_DAISEL (1 << 3)
-#define SYSCON3_ADCCKNSEN (1 << 4)
-#define SYSCON3_VERSN(x) (((x) >> 5) & 7)
-#define SYSCON3_VERSN_MASK (7 << 5)
-#define SYSCON3_FASTWAKE (1 << 8)
-#define SYSCON3_DAIEN (1 << 9)
-#define SYSCON3_128FS SYSCON3_DAIEN
-#define SYSCON3_ENPD67 (1 << 10)
-
#define SDCONF_ACTIVE (1 << 10)
#define SDCONF_CLKCTL (1 << 9)
#define SDCONF_WIDTH_4 (0 << 7)
diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c
index 962a6e17a01a..1a31512369f9 100644
--- a/drivers/mfd/syscon.c
+++ b/drivers/mfd/syscon.c
@@ -159,6 +159,9 @@ static int syscon_probe(struct platform_device *pdev)
static const struct platform_device_id syscon_ids[] = {
{ "syscon", },
+#ifdef CONFIG_ARCH_CLPS711X
+ { "clps711x-syscon", },
+#endif
{ }
};
diff --git a/include/linux/mfd/syscon/clps711x.h b/include/linux/mfd/syscon/clps711x.h
new file mode 100644
index 000000000000..26355abae515
--- /dev/null
+++ b/include/linux/mfd/syscon/clps711x.h
@@ -0,0 +1,94 @@
+/*
+ * CLPS711X system register bits definitions
+ *
+ * Copyright (C) 2013 Alexander Shiyan <shc_work@mail.ru>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef _LINUX_MFD_SYSCON_CLPS711X_H_
+#define _LINUX_MFD_SYSCON_CLPS711X_H_
+
+#define SYSCON_OFFSET (0x00)
+#define SYSFLG_OFFSET (0x40)
+
+#define SYSCON1_KBDSCAN(x) ((x) & 15)
+#define SYSCON1_KBDSCAN_MASK (15)
+#define SYSCON1_TC1M (1 << 4)
+#define SYSCON1_TC1S (1 << 5)
+#define SYSCON1_TC2M (1 << 6)
+#define SYSCON1_TC2S (1 << 7)
+#define SYSCON1_BZTOG (1 << 9)
+#define SYSCON1_BZMOD (1 << 10)
+#define SYSCON1_DBGEN (1 << 11)
+#define SYSCON1_LCDEN (1 << 12)
+#define SYSCON1_CDENTX (1 << 13)
+#define SYSCON1_CDENRX (1 << 14)
+#define SYSCON1_SIREN (1 << 15)
+#define SYSCON1_ADCKSEL(x) (((x) & 3) << 16)
+#define SYSCON1_ADCKSEL_MASK (3 << 16)
+#define SYSCON1_EXCKEN (1 << 18)
+#define SYSCON1_WAKEDIS (1 << 19)
+#define SYSCON1_IRTXM (1 << 20)
+
+#define SYSCON2_SERSEL (1 << 0)
+#define SYSCON2_KBD6 (1 << 1)
+#define SYSCON2_DRAMZ (1 << 2)
+#define SYSCON2_KBWEN (1 << 3)
+#define SYSCON2_SS2TXEN (1 << 4)
+#define SYSCON2_PCCARD1 (1 << 5)
+#define SYSCON2_PCCARD2 (1 << 6)
+#define SYSCON2_SS2RXEN (1 << 7)
+#define SYSCON2_SS2MAEN (1 << 9)
+#define SYSCON2_OSTB (1 << 12)
+#define SYSCON2_CLKENSL (1 << 13)
+#define SYSCON2_BUZFREQ (1 << 14)
+
+#define SYSCON3_ADCCON (1 << 0)
+#define SYSCON3_CLKCTL0 (1 << 1)
+#define SYSCON3_CLKCTL1 (1 << 2)
+#define SYSCON3_DAISEL (1 << 3)
+#define SYSCON3_ADCCKNSEN (1 << 4)
+#define SYSCON3_VERSN(x) (((x) >> 5) & 7)
+#define SYSCON3_VERSN_MASK (7 << 5)
+#define SYSCON3_FASTWAKE (1 << 8)
+#define SYSCON3_DAIEN (1 << 9)
+#define SYSCON3_128FS SYSCON3_DAIEN
+#define SYSCON3_ENPD67 (1 << 10)
+
+#define SYSCON_UARTEN (1 << 8)
+
+#define SYSFLG1_MCDR (1 << 0)
+#define SYSFLG1_DCDET (1 << 1)
+#define SYSFLG1_WUDR (1 << 2)
+#define SYSFLG1_WUON (1 << 3)
+#define SYSFLG1_CTS (1 << 8)
+#define SYSFLG1_DSR (1 << 9)
+#define SYSFLG1_DCD (1 << 10)
+#define SYSFLG1_NBFLG (1 << 12)
+#define SYSFLG1_RSTFLG (1 << 13)
+#define SYSFLG1_PFFLG (1 << 14)
+#define SYSFLG1_CLDFLG (1 << 15)
+#define SYSFLG1_CRXFE (1 << 24)
+#define SYSFLG1_CTXFF (1 << 25)
+#define SYSFLG1_SSIBUSY (1 << 26)
+#define SYSFLG1_ID (1 << 29)
+#define SYSFLG1_VERID(x) (((x) >> 30) & 3)
+#define SYSFLG1_VERID_MASK (3 << 30)
+
+#define SYSFLG2_SSRXOF (1 << 0)
+#define SYSFLG2_RESVAL (1 << 1)
+#define SYSFLG2_RESFRM (1 << 2)
+#define SYSFLG2_SS2RXFE (1 << 3)
+#define SYSFLG2_SS2TXFF (1 << 4)
+#define SYSFLG2_SS2TXUF (1 << 5)
+#define SYSFLG2_CKMODE (1 << 6)
+
+#define SYSFLG_UBUSY (1 << 11)
+#define SYSFLG_URXFE (1 << 22)
+#define SYSFLG_UTXFF (1 << 23)
+
+#endif