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disp: msm: sde: parse MDSS HW from device tree

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Get the MDSS HW version from the device tree instead
of reading directly from the hardware register.

Change-Id: Icfb7a80c8f19312001b070a454741421fd67aae5
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>
This commit is contained in:
Veera Sundaram Sankaran
2020-02-06 11:24:55 -08:00
committed by Gerrit - the friendly Code Review server
parent d38d91b9f3
commit 7245366343
4 changed files with 76 additions and 17 deletions
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15
msm/sde/sde_kms.c
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@@ -2839,12 +2839,6 @@ static const struct msm_kms_funcs kms_funcs = {
.get_mixer_count = sde_kms_get_mixer_count,
};
/* the caller api needs to turn on clock before calling it */
static inline void _sde_kms_core_hw_rev_init(struct sde_kms *sde_kms)
{
sde_kms->core_rev = readl_relaxed(sde_kms->mmio + 0x0);
}
static int _sde_kms_mmu_destroy(struct sde_kms *sde_kms)
{
int i;
@@ -3325,11 +3319,7 @@ static int _sde_kms_hw_init_blocks(struct sde_kms *sde_kms,
struct sde_rm *rm = NULL;
int i, rc = -EINVAL;
_sde_kms_core_hw_rev_init(sde_kms);
pr_info("sde hardware revision:0x%x\n", sde_kms->core_rev);
sde_kms->catalog = sde_hw_catalog_init(dev, sde_kms->core_rev);
sde_kms->catalog = sde_hw_catalog_init(dev);
if (IS_ERR_OR_NULL(sde_kms->catalog)) {
rc = PTR_ERR(sde_kms->catalog);
if (!sde_kms->catalog)
@@ -3338,6 +3328,9 @@ static int _sde_kms_hw_init_blocks(struct sde_kms *sde_kms,
sde_kms->catalog = NULL;
goto power_error;
}
sde_kms->core_rev = sde_kms->catalog->hwversion;
pr_info("sde hardware revision:0x%x\n", sde_kms->core_rev);
/* initialize power domain if defined */
rc = _sde_kms_hw_init_power_helper(dev, sde_kms);