[U-Boot] [PATCH 1/6] ARM: keystone2: Use macro for DSP GEM power domain

[Nishanth Menon]

From: Suman Anna <s-anna at ti.com>

Define a macro for the DSP GEM power domain id number and
use it instead of a hard-coded number in the code that
disables all the DSPs on various Keystone2 SoCs.

Signed-off-by: Suman Anna <s-anna at ti.com>
Signed-off-by: Nishanth Menon <nm at ti.com>
---
 arch/arm/mach-keystone/include/mach/hardware.h | 1 +
 arch/arm/mach-keystone/keystone.c              | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-keystone/include/mach/hardware.h b/arch/arm/mach-keystone/include/mach/hardware.h
index edebcd7bc587..8ca19bbcdbe9 100644
--- a/arch/arm/mach-keystone/include/mach/hardware.h
+++ b/arch/arm/mach-keystone/include/mach/hardware.h
@@ -160,6 +160,7 @@ typedef volatile unsigned int   *dv_reg_p;
 #define KS2_LPSC_GEM_0			15
 #define KS2_LPSC_TETRIS			52
 #define KS2_TETRIS_PWR_DOMAIN		31
+#define KS2_GEM_0_PWR_DOMAIN		8
 
 /* Chip configuration unlock codes and registers */
 #define KS2_KICK0			(KS2_DEVICE_STATE_CTRL_BASE + 0x38)
diff --git a/arch/arm/mach-keystone/keystone.c b/arch/arm/mach-keystone/keystone.c
index 11a9357db414..a8071270e9bf 100644
--- a/arch/arm/mach-keystone/keystone.c
+++ b/arch/arm/mach-keystone/keystone.c
@@ -54,7 +54,7 @@ static void turn_off_all_dsps(int num_dsps)
 		if (psc_disable_module(i + KS2_LPSC_GEM_0))
 			printf("Cannot disable module for #%d DSP", i);
 
-		if (psc_disable_domain(i + 8))
+		if (psc_disable_domain(i + KS2_GEM_0_PWR_DOMAIN))
 			printf("Cannot disable domain for #%d DSP", i);
 	}
 }
-- 
2.7.0