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authorDongjin Kim <tobetter@gmail.com>2020-02-13 11:09:14 +0300
committerGerrit Code Review <gerrit@almond.hardkernel.com>2020-02-13 11:09:14 +0300
commit19bb3cc67c97946330731ba52a5b95bcbabfff10 (patch)
tree27f5715720795021467977937949ad19569e780d
parent851818665e1b4c667ab3706d99d855a4d802c9f6 (diff)
parent267c12cffd5a8828f330976424756facea549d03 (diff)
downloadu-boot-19bb3cc67c97946330731ba52a5b95bcbabfff10.tar.xz
Merge "ODROID-N2: spdif: Fix high output after shutdown" into odroidn2-v2015.01travis/odroidn2-73
-rw-r--r--arch/arm/cpu/armv8/g12b/firmware/scp_task/suspend.c23
1 files changed, 20 insertions, 3 deletions
diff --git a/arch/arm/cpu/armv8/g12b/firmware/scp_task/suspend.c b/arch/arm/cpu/armv8/g12b/firmware/scp_task/suspend.c
index 7f89610722..ce112a31d4 100644
--- a/arch/arm/cpu/armv8/g12b/firmware/scp_task/suspend.c
+++ b/arch/arm/cpu/armv8/g12b/firmware/scp_task/suspend.c
@@ -51,10 +51,28 @@ void suspend_get_wakeup_source(void *response, unsigned int suspend_from)
*suspend_from defines who call this function.
* 1: suspend
* 0: power off
-*/
+ */
void enter_suspend(unsigned int suspend_from)
{
- int exit_reason = UDEFINED_WAKEUP;
+ int i, exit_reason = UDEFINED_WAKEUP;
+ unsigned int reg, bit, offset;
+ struct meson_bank bank;
+
+ for(i = 0; i < 2; ++i) {
+ /* clear GPIOA_11/13 pin mux */
+ reg = 0xe;
+ offset = PK(0xe, (11 + 2 * i)) & 0xff;
+ bit = (offset % 8) * 4;
+ aml_update_bits((domain + (reg << 2)), (0xf << bit), 0);
+
+ /* set as input port */
+ bank = mesong12b_banks[0]; /* GPIOA_ */
+ reg = bank.regs[REG_DIR].reg;
+ bit = bank.regs[REG_DIR].bit + offset;
+ aml_update_bits(reg, BIT(bit), BIT(bit));
+ }
+ uart_puts("GPIOA_11/13 off\n");
+
#ifdef CONFIG_CEC_WAKEUP
hdmi_cec_func_config = readl(P_AO_DEBUG_REG0) & 0xff;
uart_puts(CEC_VERSION);
@@ -85,5 +103,4 @@ void enter_suspend(unsigned int suspend_from)
uart_put_hex(exit_reason, 8);
uart_puts("\n");
set_wakeup_method(exit_reason);
-
}