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clk: qcom: gpucc: Voltage voting support for Lahaina

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Add voltage voting support to the Lahaina GPU_CC driver.

Change-Id: Ie75cbf17a63f92eb014c3a3abeabef1144e20445
Signed-off-by: Vivek Aknurwar <viveka@codeaurora.org>
This commit is contained in:
Vivek Aknurwar 2019-11-22 15:54:06 -08:00
commit 898f3f6dcb
1 changed files with 28 additions and 0 deletions
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28
drivers/clk/qcom/gpucc-lahaina.c
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@ -22,6 +22,9 @@
#include "clk-regmap-mux.h"
#include "clk-regmap-divider.h"
#include "reset.h"
#include "vdd-level.h"
static DEFINE_VDD_REGULATORS(vdd_mx, VDD_NUM, 1, vdd_corner);
enum {
P_BI_TCXO,
@ -63,6 +66,15 @@ static struct clk_alpha_pll gpu_cc_pll0 = {
.num_parents = 1,
.ops = &clk_alpha_pll_lucid_5lpe_ops,
},
.vdd_data = {
.vdd_class = &vdd_mx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_MIN] = 615000000,
[VDD_LOW] = 1066000000,
[VDD_LOW_L1] = 1600000000,
[VDD_NOMINAL] = 2000000000},
},
},
};
@ -93,6 +105,15 @@ static struct clk_alpha_pll gpu_cc_pll1 = {
.num_parents = 1,
.ops = &clk_alpha_pll_lucid_5lpe_ops,
},
.vdd_data = {
.vdd_class = &vdd_mx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_MIN] = 615000000,
[VDD_LOW] = 1066000000,
[VDD_LOW_L1] = 1600000000,
[VDD_NOMINAL] = 2000000000},
},
},
};
@ -567,6 +588,13 @@ static int gpu_cc_lahaina_probe(struct platform_device *pdev)
struct regmap *regmap;
int ret;
vdd_mx.regulator[0] = devm_regulator_get(&pdev->dev, "vdd_mx");
if (IS_ERR(vdd_mx.regulator[0])) {
if (PTR_ERR(vdd_mx.regulator[0]) != -EPROBE_DEFER)
dev_err(&pdev->dev, "Unable to get vdd_mx regulator\n");
return PTR_ERR(vdd_mx.regulator[0]);
}
regmap = qcom_cc_map(pdev, &gpu_cc_lahaina_desc);
if (IS_ERR(regmap)) {
dev_err(&pdev->dev, "Failed to map gpu cc registers\n");