Re: [U-Boot] [PATCH 01/12] arm: omap5+: Add board specific ldo powering

[Tom Rini]

On Sat, Aug 12, 2017 at 11:59:22AM +0530, Lokesh Vutla wrote:

> It is not necessary all omap5+ based uses the same PMIC
> to poweron mmc. So add support for enabling mmc based on board.
> 
> Signed-off-by: Lokesh Vutla 

Reviewed-by: Tom Rini 

-- 
Tom


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[U-Boot] [PATCH 01/12] arm: omap5+: Add board specific ldo powering

[Lokesh Vutla]

It is not necessary all omap5+ based uses the same PMIC
to poweron mmc. So add support for enabling mmc based on board.

Signed-off-by: Lokesh Vutla 
---
 arch/arm/include/asm/omap_mmc.h|  1 +
 arch/arm/mach-omap2/omap5/hwinit.c | 16 ++--
 board/ti/dra7xx/evm.c  | 14 ++
 3 files changed, 21 insertions(+), 10 deletions(-)

diff --git a/arch/arm/include/asm/omap_mmc.h b/arch/arm/include/asm/omap_mmc.h
index f6eb51ee3c..fd33408622 100644
--- a/arch/arm/include/asm/omap_mmc.h
+++ b/arch/arm/include/asm/omap_mmc.h
@@ -174,4 +174,5 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint 
f_max, int cd_gpio,
int wp_gpio);
 
 void vmmc_pbias_config(uint voltage);
+void board_mmc_poweron_ldo(uint voltage);
 #endif /* OMAP_MMC_H_ */
diff --git a/arch/arm/mach-omap2/omap5/hwinit.c 
b/arch/arm/mach-omap2/omap5/hwinit.c
index afe59e0b58..42b0d6121c 100644
--- a/arch/arm/mach-omap2/omap5/hwinit.c
+++ b/arch/arm/mach-omap2/omap5/hwinit.c
@@ -455,10 +455,14 @@ void v7_arch_cp15_set_acr(u32 acr, u32 cpu_midr, u32 
cpu_rev_comb,
 }
 
 #if defined(CONFIG_PALMAS_POWER)
+__weak void board_mmc_poweron_ldo(uint voltage)
+{
+   palmas_mmc1_poweron_ldo(voltage);
+
+}
 void vmmc_pbias_config(uint voltage)
 {
u32 value = 0;
-   struct vcores_data const *vcores = *omap_vcores;
 
value = readl((*ctrl)->control_pbias);
value &= ~SDCARD_PWRDNZ;
@@ -467,15 +471,7 @@ void vmmc_pbias_config(uint voltage)
value &= ~SDCARD_BIAS_PWRDNZ;
writel(value, (*ctrl)->control_pbias);
 
-   if (vcores->core.pmic->i2c_slave_addr == 0x60) {
-   if (voltage == LDO_VOLT_3V0)
-   voltage = 0x19;
-   else if (voltage == LDO_VOLT_1V8)
-   voltage = 0xa;
-   lp873x_mmc1_poweron_ldo(voltage);
-   } else {
-   palmas_mmc1_poweron_ldo(voltage);
-   }
+   board_mmc_poweron_ldo(voltage);
 
value = readl((*ctrl)->control_pbias);
value |= SDCARD_BIAS_PWRDNZ;
diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c
index 7d36f03fa1..e202ebf207 100644
--- a/board/ti/dra7xx/evm.c
+++ b/board/ti/dra7xx/evm.c
@@ -710,6 +710,20 @@ int board_mmc_init(bd_t *bis)
omap_mmc_init(1, 0, 0, -1, -1);
return 0;
 }
+
+void board_mmc_poweron_ldo(uint voltage)
+{
+   if (board_is_dra71x_evm()) {
+   if (voltage == LDO_VOLT_3V0)
+   voltage = 0x19;
+   else if (voltage == LDO_VOLT_1V8)
+   voltage = 0xa;
+   lp873x_mmc1_poweron_ldo(voltage);
+   } else {
+   palmas_mmc1_poweron_ldo(voltage);
+   }
+
+}
 #endif
 
 #ifdef CONFIG_USB_DWC3
-- 
2.13.0

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