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drm/i915/icl: Define display GPIO pins for DSI

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Display Pins are the only GPIOs that need to be used by
driver for DSI panels. So driver should now have its own
implementation to toggle these pins based on GPIO info
received from VBT sequences.

Signed-off-by: Madhav Chauhan <madhav.chauhan@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/e7e3bb05d4f48b1876169a69f495bcf6d511fda5.1543500286.git.jani.nikula@intel.com
This commit is contained in:
Madhav Chauhan 2018-11-29 16:12:31 +02:00 committed by Jani Nikula
parent f4ff212030
commit 56b7b1aa13
1 changed files with 12 additions and 0 deletions
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12
drivers/gpu/drm/i915/intel_dsi_vbt.c
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@ -103,6 +103,18 @@ static struct gpio_map vlv_gpio_table[] = {
#define CHV_GPIO_PAD_CFG1(f, i) (0x4400 + (f) * 0x400 + (i) * 8 + 4)
#define CHV_GPIO_CFGLOCK (1 << 31)
/* ICL DSI Display GPIO Pins */
#define ICL_GPIO_DDSP_HPD_A 0
#define ICL_GPIO_L_VDDEN_1 1
#define ICL_GPIO_L_BKLTEN_1 2
#define ICL_GPIO_DDPA_CTRLCLK_1 3
#define ICL_GPIO_DDPA_CTRLDATA_1 4
#define ICL_GPIO_DDSP_HPD_B 5
#define ICL_GPIO_L_VDDEN_2 6
#define ICL_GPIO_L_BKLTEN_2 7
#define ICL_GPIO_DDPA_CTRLCLK_2 8
#define ICL_GPIO_DDPA_CTRLDATA_2 9
static inline enum port intel_dsi_seq_port_to_port(u8 port)
{
return port ? PORT_C : PORT_A;