target: msm8994: add HDMI GPIOs programming
Provide API to program HDMI GPIOs for DDC, HPD, CEC.
Change-Id: I39703fc9dc1db1c160d1deaa2cf802c62f688875
diff --git a/target/msm8994/target_display.c b/target/msm8994/target_display.c
index 2425f14..0b40e7d 100644
--- a/target/msm8994/target_display.c
+++ b/target/msm8994/target_display.c
@@ -81,6 +81,50 @@
"pmi8994_gpios", 2, 3, 1, 0, 1
};
+/* gpio name, id, strength, direction, pull, state. */
+static struct gpio_pin hdmi_cec_gpio = { /* CEC */
+ "msmgpio", 31, 0, 2, 3, 1
+};
+
+static struct gpio_pin hdmi_ddc_clk_gpio = { /* DDC CLK */
+ "msmgpio", 32, 0, 2, 3, 1
+};
+
+static struct gpio_pin hdmi_ddc_data_gpio = { /* DDC DATA */
+ "msmgpio", 33, 0, 2, 3, 1
+};
+
+static struct gpio_pin hdmi_hpd_gpio = { /* HPD, input */
+ "msmgpio", 34, 7, 0, 1, 1
+};
+
+int target_hdmi_gpio_ctrl(uint8_t enable)
+{
+ gpio_tlmm_config(hdmi_cec_gpio.pin_id, 1, /* gpio 31, CEC */
+ hdmi_cec_gpio.pin_direction, hdmi_cec_gpio.pin_pull,
+ hdmi_cec_gpio.pin_strength, hdmi_cec_gpio.pin_state);
+
+ gpio_tlmm_config(hdmi_ddc_clk_gpio.pin_id, 1, /* gpio 32, DDC CLK */
+ hdmi_ddc_clk_gpio.pin_direction, hdmi_ddc_clk_gpio.pin_pull,
+ hdmi_ddc_clk_gpio.pin_strength, hdmi_ddc_clk_gpio.pin_state);
+
+
+ gpio_tlmm_config(hdmi_ddc_data_gpio.pin_id, 1, /* gpio 33, DDC DATA */
+ hdmi_ddc_data_gpio.pin_direction, hdmi_ddc_data_gpio.pin_pull,
+ hdmi_ddc_data_gpio.pin_strength, hdmi_ddc_data_gpio.pin_state);
+
+ gpio_tlmm_config(hdmi_hpd_gpio.pin_id, 1, /* gpio 34, HPD */
+ hdmi_hpd_gpio.pin_direction, hdmi_hpd_gpio.pin_pull,
+ hdmi_hpd_gpio.pin_strength, hdmi_hpd_gpio.pin_state);
+
+ gpio_set(hdmi_cec_gpio.pin_id, hdmi_cec_gpio.pin_direction);
+ gpio_set(hdmi_ddc_clk_gpio.pin_id, hdmi_ddc_clk_gpio.pin_direction);
+ gpio_set(hdmi_ddc_data_gpio.pin_id, hdmi_ddc_data_gpio.pin_direction);
+ gpio_set(hdmi_hpd_gpio.pin_id, hdmi_hpd_gpio.pin_direction);
+
+ return NO_ERROR;
+}
+
static uint32_t dsi_pll_20nm_enable_seq(uint32_t pll_base)
{
uint32_t pll_locked;