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Commit 563228ee authored by Alexei Avshalom Lazar's avatar Alexei Avshalom Lazar
Browse files

msm_11ad: add support for Kona device 



On some platforms there is a LDO that powers the 11ad card,
this LDO behave same as other LDO's.
Update the vddio minimum voltage.

Change-Id: I1836712eceb23425d17d76aa795b70816204015c
Signed-off-by: default avatarAlexei Avshalom Lazar <ailizaro@codeaurora.org>
parent 4ebfcaaf

drivers/platform/msm/msm_11ad/msm_11ad.c

+24 −2
Original line number Diff line number Diff line
@@ -39,9 +39,12 @@ 
#define VDD_MIN_UV	1028000

#define VDD_MAX_UV	1028000

#define VDD_MAX_UA	575000

#define VDDIO_MIN_UV	1950000

#define VDDIO_MIN_UV	1824000

#define VDDIO_MAX_UV	2040000

#define VDDIO_MAX_UA	70300

#define VDD_LDO_MIN_UV	1800000

#define VDD_LDO_MAX_UV	1800000

#define VDD_LDO_MAX_UA	100000



#define WIGIG_MIN_CPU_BOOST_KBPS	150000
@@ -122,6 +125,7 @@ struct msm11ad_ctx { 
	/* external vregs and clocks */

	struct msm11ad_vreg vdd;

	struct msm11ad_vreg vddio;

	struct msm11ad_vreg vdd_ldo;

	struct msm11ad_clk rf_clk3;

	struct msm11ad_clk rf_clk3_pin;
@@ -256,8 +260,18 @@ static int msm_11ad_init_vregs(struct msm11ad_ctx *ctx) 
	ctx->vddio.min_uV = VDDIO_MIN_UV;

	ctx->vddio.max_uA = VDDIO_MAX_UA;



	rc = msm_11ad_init_vreg(dev, &ctx->vdd_ldo, "vdd-ldo");

	if (rc)

		goto vdd_ldo_fail;



	ctx->vdd_ldo.max_uV = VDD_LDO_MAX_UV;

	ctx->vdd_ldo.min_uV = VDD_LDO_MIN_UV;

	ctx->vdd_ldo.max_uA = VDD_LDO_MAX_UA;



	return rc;



vdd_ldo_fail:

	msm_11ad_release_vreg(dev, &ctx->vddio);

vddio_fail:

	msm_11ad_release_vreg(dev, &ctx->vdd);

out:
@@ -266,6 +280,7 @@ static int msm_11ad_init_vregs(struct msm11ad_ctx *ctx) 


static void msm_11ad_release_vregs(struct msm11ad_ctx *ctx)

{

	msm_11ad_release_vreg(ctx->dev, &ctx->vdd_ldo);

	msm_11ad_release_vreg(ctx->dev, &ctx->vdd);

	msm_11ad_release_vreg(ctx->dev, &ctx->vddio);

}
@@ -381,8 +396,14 @@ static int msm_11ad_enable_vregs(struct msm11ad_ctx *ctx) 
	if (rc)

		goto vddio_fail;



	rc = msm_11ad_enable_vreg(ctx, &ctx->vdd_ldo);

	if (rc)

		goto vdd_ldo_fail;



	return rc;



vdd_ldo_fail:

	msm_11ad_disable_vreg(ctx, &ctx->vddio);

vddio_fail:

	msm_11ad_disable_vreg(ctx, &ctx->vdd);

out:
@@ -391,10 +412,11 @@ static int msm_11ad_enable_vregs(struct msm11ad_ctx *ctx) 


static int msm_11ad_disable_vregs(struct msm11ad_ctx *ctx)

{

	if (!ctx->vdd.reg && !ctx->vddio.reg)

	if (!ctx->vdd.reg && !ctx->vddio.reg && !ctx->vdd_ldo.reg)

		goto out;



	/* ignore errors on disable vreg */

	msm_11ad_disable_vreg(ctx, &ctx->vdd_ldo);

	msm_11ad_disable_vreg(ctx, &ctx->vdd);

	msm_11ad_disable_vreg(ctx, &ctx->vddio);