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Commit 775a0853 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "msm: pci: Update VREG info fron DT"

parents db5f5ed6 facf1631

drivers/pci/controller/pci-msm.c

+18 −0
Original line number Diff line number Diff line
@@ -164,6 +164,7 @@ 
#define MAX_PROP_SIZE (32)

#define MAX_RC_NAME_LEN (15)

#define MSM_PCIE_MAX_VREG (5)

#define MSM_PCIE_VREG_0P9 (2)

#define MSM_PCIE_MAX_CLK (18)

#define MSM_PCIE_MAX_PIPE_CLK (1)

#define MAX_RC_NUM (4)
@@ -762,6 +763,7 @@ struct msm_pcie_dev_t { 
	struct msm_pcie_drv_info *drv_info;

	struct work_struct drv_enable_pc_work;

	struct work_struct drv_disable_pc_work;

	int vreg_levels[3];



	/* cache drv pc req from RC client, by default drv pc is enabled */

	int drv_disable_pc_vote;
@@ -5780,6 +5782,22 @@ static int msm_pcie_probe(struct platform_device *pdev) 
	memcpy(pcie_dev->pipe_reset, msm_pcie_pipe_reset_info[rc_idx],

		sizeof(msm_pcie_pipe_reset_info[rc_idx]));



	ret = of_property_read_u32_array(of_node,

				"qcom,vreg-0.9-voltage-level",

				(u32 *) pcie_dev->vreg_levels,

				ARRAY_SIZE(pcie_dev->vreg_levels));

	if (ret) {

		PCIE_DBG(pcie_dev,

		"vreg-0.9-voltage-level missing, using default values\n");

	} else {

		pcie_dev->vreg[MSM_PCIE_VREG_0P9].max_v =

						pcie_dev->vreg_levels[0];

		pcie_dev->vreg[MSM_PCIE_VREG_0P9].min_v =

						pcie_dev->vreg_levels[1];

		pcie_dev->vreg[MSM_PCIE_VREG_0P9].opt_mode =

						pcie_dev->vreg_levels[2];

	}



	for (i = 0; i < PCIE_CONF_SPACE_DW; i++)

		pcie_dev->rc_shadow[i] = PCIE_CLEAR;

	for (i = 0; i < MAX_DEVICE_NUM; i++)