From 79a57b5ae158e4d561b016e4e0aeef03c2d1d457 Mon Sep 17 00:00:00 2001
From: Peng Fan <peng.fan@nxp.com>
Date: Tue, 8 Aug 2017 16:21:35 +0800
Subject: [PATCH] imx: mx6: soc: fix mx6sll settings
There is not LDO_SOC/PU/ARM/MMDC1 on i.MX6SLL, also no need to gate/ungate
all PFDs to make PFD working.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
---
arch/arm/mach-imx/mx6/soc.c | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c
index c15b9cb8e2..e87a21513e 100644
--- a/arch/arm/mach-imx/mx6/soc.c
+++ b/arch/arm/mach-imx/mx6/soc.c
@@ -251,6 +251,10 @@ static int set_ldo_voltage(enum ldo_reg ldo, u32 mv)
u32 val, step, old, reg = readl(&anatop->reg_core);
u8 shift;
+ /* No LDO_SOC/PU/ARM */
+ if (is_mx6sll())
+ return 0;
+
if (mv < 725)
val = 0x00; /* Power gated off */
else if (mv > 1450)
@@ -310,7 +314,7 @@ static void clear_mmdc_ch_mask(void)
reg = readl(&mxc_ccm->ccdr);
/* Clear MMDC channel mask */
- if (is_mx6sx() || is_mx6ul() || is_mx6ull() || is_mx6sl())
+ if (is_mx6sx() || is_mx6ul() || is_mx6ull() || is_mx6sl() || is_mx6sll())
reg &= ~(MXC_CCM_CCDR_MMDC_CH1_HS_MASK);
else
reg &= ~(MXC_CCM_CCDR_MMDC_CH1_HS_MASK | MXC_CCM_CCDR_MMDC_CH0_HS_MASK);
@@ -512,6 +516,10 @@ uint mmc_get_env_part(struct mmc *mmc)
int board_postclk_init(void)
{
+ /* NO LDO SOC on i.MX6SLL */
+ if (is_mx6sll())
+ return 0;
+
set_ldo_voltage(LDO_SOC, 1175); /* Set VDDSOC to 1.175V */
return 0;
@@ -593,7 +601,7 @@ void s_init(void)
u32 mask528;
u32 reg, periph1, periph2;
- if (is_mx6sx() || is_mx6ul() || is_mx6ull())
+ if (is_mx6sx() || is_mx6ul() || is_mx6ull() || is_mx6sll())
return;
/* Due to hardware limitation, on MX6Q we need to gate/ungate all PFDs
--
2.39.5