imx: iomux: fix snvs usage for i.MX6ULL
SNVS TAMPER pin and BOOT MODE pins are in SNVS IOMUXC module,
not in IOMUXC, so correct the related registers' offset.
Use IOMUX_CONFIG_LPSR flag for these pins, so we can differentiate
them from iomuxc pins.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: "Benoît Thébaudeau" <benoit.thebaudeau.dev@gmail.com>
diff --git a/arch/arm/imx-common/iomux-v3.c b/arch/arm/imx-common/iomux-v3.c
index 2612e09..392f4bc 100644
--- a/arch/arm/imx-common/iomux-v3.c
+++ b/arch/arm/imx-common/iomux-v3.c
@@ -42,6 +42,7 @@
#ifdef CONFIG_IOMUX_LPSR
u32 lpsr = (pad & MUX_MODE_LPSR) >> MUX_MODE_SHIFT;
+#ifdef CONFIG_MX7
if (lpsr == IOMUX_CONFIG_LPSR) {
base = (void *)IOMUXC_LPSR_BASE_ADDR;
mux_mode &= ~IOMUX_CONFIG_LPSR;
@@ -49,9 +50,17 @@
if (sel_input_ofs)
sel_input_ofs += IOMUX_LPSR_SEL_INPUT_OFS;
}
+#else
+ if (is_mx6ull()) {
+ if (lpsr == IOMUX_CONFIG_LPSR) {
+ base = (void *)IOMUXC_SNVS_BASE_ADDR;
+ mux_mode &= ~IOMUX_CONFIG_LPSR;
+ }
+ }
+#endif
#endif
- if (is_soc_type(MXC_SOC_MX7) || mux_ctrl_ofs)
+ if (is_soc_type(MXC_SOC_MX7) || is_cpu_type(MXC_CPU_MX6ULL) || mux_ctrl_ofs)
__raw_writel(mux_mode, base + mux_ctrl_ofs);
if (sel_input_ofs)
diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h
index 3bcb1a8..8bb36eb 100644
--- a/arch/arm/include/asm/arch-mx6/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx6/imx-regs.h
@@ -182,6 +182,7 @@
#define GPIO3_BASE_ADDR (AIPS1_OFF_BASE_ADDR + 0x24000)
#define GPIO4_BASE_ADDR (AIPS1_OFF_BASE_ADDR + 0x28000)
#define GPIO5_BASE_ADDR (AIPS1_OFF_BASE_ADDR + 0x2C000)
+#define MX6UL_SNVS_LP_BASE_ADDR (AIPS1_OFF_BASE_ADDR + 0x30000)
#define GPIO6_BASE_ADDR (AIPS1_OFF_BASE_ADDR + 0x30000)
#define GPIO7_BASE_ADDR (AIPS1_OFF_BASE_ADDR + 0x34000)
#define KPP_BASE_ADDR (AIPS1_OFF_BASE_ADDR + 0x38000)
diff --git a/arch/arm/include/asm/imx-common/iomux-v3.h b/arch/arm/include/asm/imx-common/iomux-v3.h
index 2e49968..e0f8350 100644
--- a/arch/arm/include/asm/imx-common/iomux-v3.h
+++ b/arch/arm/include/asm/imx-common/iomux-v3.h
@@ -85,12 +85,12 @@
#define NO_PAD_CTRL (1 << 17)
-#ifdef CONFIG_MX7
-
-#define IOMUX_LPSR_SEL_INPUT_OFS 0x70000
#define IOMUX_CONFIG_LPSR 0x8
#define MUX_MODE_LPSR ((iomux_v3_cfg_t)IOMUX_CONFIG_LPSR << \
MUX_MODE_SHIFT)
+#ifdef CONFIG_MX7
+
+#define IOMUX_LPSR_SEL_INPUT_OFS 0x70000
#define PAD_CTL_DSE_1P8V_140OHM (0x0<<0)
#define PAD_CTL_DSE_1P8V_35OHM (0x1<<0)