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-rw-r--r--arch/arm/mach-snapdragon/Makefile5
-rw-r--r--arch/arm/mach-snapdragon/clock-apq8096.c34
-rw-r--r--arch/arm/mach-snapdragon/include/mach/sysmap-apq8096.h9
-rw-r--r--arch/arm/mach-snapdragon/pinctrl-apq8096.c56
-rw-r--r--arch/arm/mach-snapdragon/pinctrl-snapdragon.c6
-rw-r--r--arch/arm/mach-snapdragon/pinctrl-snapdragon.h1
6 files changed, 106 insertions, 5 deletions
diff --git a/arch/arm/mach-snapdragon/Makefile b/arch/arm/mach-snapdragon/Makefile
index 2d94083600..709919fce4 100644
--- a/arch/arm/mach-snapdragon/Makefile
+++ b/arch/arm/mach-snapdragon/Makefile
@@ -6,8 +6,9 @@ obj-$(CONFIG_TARGET_DRAGONBOARD820C) += clock-apq8096.o
obj-$(CONFIG_TARGET_DRAGONBOARD820C) += sysmap-apq8096.o
obj-$(CONFIG_TARGET_DRAGONBOARD410C) += clock-apq8016.o
obj-$(CONFIG_TARGET_DRAGONBOARD410C) += sysmap-apq8016.o
-obj-$(CONFIG_TARGET_DRAGONBOARD410C) += pinctrl-apq8016.o
-obj-$(CONFIG_TARGET_DRAGONBOARD410C) += pinctrl-snapdragon.o
obj-y += misc.o
obj-y += clock-snapdragon.o
obj-y += dram.o
+obj-y += pinctrl-snapdragon.o
+obj-y += pinctrl-apq8016.o
+obj-y += pinctrl-apq8096.o
diff --git a/arch/arm/mach-snapdragon/clock-apq8096.c b/arch/arm/mach-snapdragon/clock-apq8096.c
index 628c38785b..e5011be8f2 100644
--- a/arch/arm/mach-snapdragon/clock-apq8096.c
+++ b/arch/arm/mach-snapdragon/clock-apq8096.c
@@ -34,6 +34,12 @@ static const struct pll_vote_clk gpll0_vote_clk = {
.vote_bit = APCS_GPLL_ENA_VOTE_GPLL0,
};
+static struct vote_clk gcc_blsp2_ahb_clk = {
+ .cbcr_reg = BLSP2_AHB_CBCR,
+ .ena_vote = APCS_CLOCK_BRANCH_ENA_VOTE,
+ .vote_bit = BIT(15),
+};
+
static int clk_init_sdc(struct msm_clk_priv *priv, uint rate)
{
int div = 3;
@@ -47,6 +53,32 @@ static int clk_init_sdc(struct msm_clk_priv *priv, uint rate)
return rate;
}
+static const struct bcr_regs uart2_regs = {
+ .cfg_rcgr = BLSP2_UART2_APPS_CFG_RCGR,
+ .cmd_rcgr = BLSP2_UART2_APPS_CMD_RCGR,
+ .M = BLSP2_UART2_APPS_M,
+ .N = BLSP2_UART2_APPS_N,
+ .D = BLSP2_UART2_APPS_D,
+};
+
+static int clk_init_uart(struct msm_clk_priv *priv)
+{
+ /* Enable AHB clock */
+ clk_enable_vote_clk(priv->base, &gcc_blsp2_ahb_clk);
+
+ /* 7372800 uart block clock @ GPLL0 */
+ clk_rcg_set_rate_mnd(priv->base, &uart2_regs, 1, 192, 15625,
+ CFG_CLK_SRC_GPLL0);
+
+ /* Vote for gpll0 clock */
+ clk_enable_gpll0(priv->base, &gpll0_vote_clk);
+
+ /* Enable core clk */
+ clk_enable_cbc(priv->base + BLSP2_UART2_APPS_CBCR);
+
+ return 0;
+}
+
ulong msm_set_rate(struct clk *clk, ulong rate)
{
struct msm_clk_priv *priv = dev_get_priv(clk->dev);
@@ -55,6 +87,8 @@ ulong msm_set_rate(struct clk *clk, ulong rate)
case 0: /* SDC1 */
return clk_init_sdc(priv, rate);
break;
+ case 4: /*UART2*/
+ return clk_init_uart(priv);
default:
return 0;
}
diff --git a/arch/arm/mach-snapdragon/include/mach/sysmap-apq8096.h b/arch/arm/mach-snapdragon/include/mach/sysmap-apq8096.h
index 14febb6487..36a902bd92 100644
--- a/arch/arm/mach-snapdragon/include/mach/sysmap-apq8096.h
+++ b/arch/arm/mach-snapdragon/include/mach/sysmap-apq8096.h
@@ -15,6 +15,7 @@
/* Clocks: (from CLK_CTL_BASE) */
#define GPLL0_STATUS (0x0000)
#define APCS_GPLL_ENA_VOTE (0x52000)
+#define APCS_CLOCK_BRANCH_ENA_VOTE (0x52004)
#define SDCC2_BCR (0x14000) /* block reset */
#define SDCC2_APPS_CBCR (0x14004) /* branch control */
@@ -25,4 +26,12 @@
#define SDCC2_N (0x1401C)
#define SDCC2_D (0x14020)
+#define BLSP2_AHB_CBCR (0x25004)
+#define BLSP2_UART2_APPS_CBCR (0x29004)
+#define BLSP2_UART2_APPS_CMD_RCGR (0x2900C)
+#define BLSP2_UART2_APPS_CFG_RCGR (0x29010)
+#define BLSP2_UART2_APPS_M (0x29014)
+#define BLSP2_UART2_APPS_N (0x29018)
+#define BLSP2_UART2_APPS_D (0x2901C)
+
#endif
diff --git a/arch/arm/mach-snapdragon/pinctrl-apq8096.c b/arch/arm/mach-snapdragon/pinctrl-apq8096.c
new file mode 100644
index 0000000000..20a71c319b
--- /dev/null
+++ b/arch/arm/mach-snapdragon/pinctrl-apq8096.c
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Qualcomm APQ8096 pinctrl
+ *
+ * (C) Copyright 2019 Ramon Fried <ramon.fried@gmail.com>
+ *
+ */
+
+#include "pinctrl-snapdragon.h"
+#include <common.h>
+
+#define MAX_PIN_NAME_LEN 32
+static char pin_name[MAX_PIN_NAME_LEN];
+static const char * const msm_pinctrl_pins[] = {
+ "SDC1_CLK",
+ "SDC1_CMD",
+ "SDC1_DATA",
+ "SDC2_CLK",
+ "SDC2_CMD",
+ "SDC2_DATA",
+ "SDC1_RCLK",
+};
+
+static const struct pinctrl_function msm_pinctrl_functions[] = {
+ {"blsp_uart8", 2},
+};
+
+static const char *apq8096_get_function_name(struct udevice *dev,
+ unsigned int selector)
+{
+ return msm_pinctrl_functions[selector].name;
+}
+
+static const char *apq8096_get_pin_name(struct udevice *dev,
+ unsigned int selector)
+{
+ if (selector < 150) {
+ snprintf(pin_name, MAX_PIN_NAME_LEN, "GPIO_%u", selector);
+ return pin_name;
+ } else {
+ return msm_pinctrl_pins[selector - 150];
+ }
+}
+
+static unsigned int apq8096_get_function_mux(unsigned int selector)
+{
+ return msm_pinctrl_functions[selector].val;
+}
+
+struct msm_pinctrl_data apq8096_data = {
+ .pin_count = 157,
+ .functions_count = ARRAY_SIZE(msm_pinctrl_functions),
+ .get_function_name = apq8096_get_function_name,
+ .get_function_mux = apq8096_get_function_mux,
+ .get_pin_name = apq8096_get_pin_name,
+};
diff --git a/arch/arm/mach-snapdragon/pinctrl-snapdragon.c b/arch/arm/mach-snapdragon/pinctrl-snapdragon.c
index 5365ccdb70..9ba8fdd729 100644
--- a/arch/arm/mach-snapdragon/pinctrl-snapdragon.c
+++ b/arch/arm/mach-snapdragon/pinctrl-snapdragon.c
@@ -22,7 +22,7 @@ struct msm_pinctrl_priv {
#define TLMM_GPIO_PULL_MASK GENMASK(1, 0)
#define TLMM_FUNC_SEL_MASK GENMASK(5, 2)
#define TLMM_DRV_STRENGTH_MASK GENMASK(8, 6)
-#define TLMM_GPIO_ENABLE BIT(9)
+#define TLMM_GPIO_DISABLE BIT(9)
static const struct pinconf_param msm_conf_params[] = {
{ "drive-strength", PIN_CONFIG_DRIVE_STRENGTH, 3 },
@@ -74,7 +74,7 @@ static int msm_pinmux_set(struct udevice *dev, unsigned int pin_selector,
struct msm_pinctrl_priv *priv = dev_get_priv(dev);
clrsetbits_le32(priv->base + GPIO_CONFIG_OFFSET(pin_selector),
- TLMM_FUNC_SEL_MASK | TLMM_GPIO_ENABLE,
+ TLMM_FUNC_SEL_MASK | TLMM_GPIO_DISABLE,
priv->data->get_function_mux(func_selector) << 2);
return 0;
}
@@ -113,8 +113,8 @@ static struct pinctrl_ops msm_pinctrl_ops = {
};
static const struct udevice_id msm_pinctrl_ids[] = {
- { .compatible = "qcom,tlmm-msm8916", .data = (ulong)&apq8016_data },
{ .compatible = "qcom,tlmm-apq8016", .data = (ulong)&apq8016_data },
+ { .compatible = "qcom,tlmm-apq8096", .data = (ulong)&apq8096_data },
{ }
};
diff --git a/arch/arm/mach-snapdragon/pinctrl-snapdragon.h b/arch/arm/mach-snapdragon/pinctrl-snapdragon.h
index c47d988af4..24f8863f59 100644
--- a/arch/arm/mach-snapdragon/pinctrl-snapdragon.h
+++ b/arch/arm/mach-snapdragon/pinctrl-snapdragon.h
@@ -26,5 +26,6 @@ struct pinctrl_function {
};
extern struct msm_pinctrl_data apq8016_data;
+extern struct msm_pinctrl_data apq8096_data;
#endif
generated by cgit (git 2.34.1) at 2024-10-06 09:24:36 +0000