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From: Andy Gross <agross@codeaurora.org>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Bjorn Andersson <bjorn.andersson@sonymobile.com>,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-arm-msm@vger.kernel.org, Andy Gross <agross@codeaurora.org>
Subject: [PATCH] pinctrl: qcom: Add BUS_HOLD pin bias
Date: Tue, 17 Jun 2014 23:49:11 -0500	[thread overview]
Message-ID: <1403066951-31266-1-git-send-email-agross@codeaurora.org> (raw)

This patch adds the BUS_HOLD (Keeper) bias option for pins.

Signed-off-by: Andy Gross <agross@codeaurora.org>
---
 drivers/pinctrl/pinctrl-msm.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/pinctrl/pinctrl-msm.c b/drivers/pinctrl/pinctrl-msm.c
index e43fbce..9aa2839 100644
--- a/drivers/pinctrl/pinctrl-msm.c
+++ b/drivers/pinctrl/pinctrl-msm.c
@@ -206,6 +206,7 @@ static int msm_config_reg(struct msm_pinctrl *pctrl,
 	switch (param) {
 	case PIN_CONFIG_BIAS_DISABLE:
 	case PIN_CONFIG_BIAS_PULL_DOWN:
+	case PIN_CONFIG_BIAS_BUS_HOLD:
 	case PIN_CONFIG_BIAS_PULL_UP:
 		*bit = g->pull_bit;
 		*mask = 3;
@@ -243,6 +244,7 @@ static int msm_config_set(struct pinctrl_dev *pctldev, unsigned int pin,
 
 #define MSM_NO_PULL	0
 #define MSM_PULL_DOWN	1
+#define MSM_KEEPER	2
 #define MSM_PULL_UP	3
 
 static unsigned msm_regval_to_drive(u32 val)
@@ -280,6 +282,9 @@ static int msm_config_group_get(struct pinctrl_dev *pctldev,
 	case PIN_CONFIG_BIAS_PULL_DOWN:
 		arg = arg == MSM_PULL_DOWN;
 		break;
+	case PIN_CONFIG_BIAS_BUS_HOLD:
+		arg = arg == MSM_KEEPER;
+		break;
 	case PIN_CONFIG_BIAS_PULL_UP:
 		arg = arg == MSM_PULL_UP;
 		break;
@@ -339,6 +344,9 @@ static int msm_config_group_set(struct pinctrl_dev *pctldev,
 		case PIN_CONFIG_BIAS_PULL_DOWN:
 			arg = MSM_PULL_DOWN;
 			break;
+		case PIN_CONFIG_BIAS_BUS_HOLD:
+			arg = MSM_KEEPER;
+			break;
 		case PIN_CONFIG_BIAS_PULL_UP:
 			arg = MSM_PULL_UP;
 			break;
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
hosted by The Linux Foundation

WARNING: multiple messages have this Message-ID (diff)
From: agross@codeaurora.org (Andy Gross)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] pinctrl: qcom: Add BUS_HOLD pin bias
Date: Tue, 17 Jun 2014 23:49:11 -0500	[thread overview]
Message-ID: <1403066951-31266-1-git-send-email-agross@codeaurora.org> (raw)

This patch adds the BUS_HOLD (Keeper) bias option for pins.

Signed-off-by: Andy Gross <agross@codeaurora.org>
---
 drivers/pinctrl/pinctrl-msm.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/pinctrl/pinctrl-msm.c b/drivers/pinctrl/pinctrl-msm.c
index e43fbce..9aa2839 100644
--- a/drivers/pinctrl/pinctrl-msm.c
+++ b/drivers/pinctrl/pinctrl-msm.c
@@ -206,6 +206,7 @@ static int msm_config_reg(struct msm_pinctrl *pctrl,
 	switch (param) {
 	case PIN_CONFIG_BIAS_DISABLE:
 	case PIN_CONFIG_BIAS_PULL_DOWN:
+	case PIN_CONFIG_BIAS_BUS_HOLD:
 	case PIN_CONFIG_BIAS_PULL_UP:
 		*bit = g->pull_bit;
 		*mask = 3;
@@ -243,6 +244,7 @@ static int msm_config_set(struct pinctrl_dev *pctldev, unsigned int pin,
 
 #define MSM_NO_PULL	0
 #define MSM_PULL_DOWN	1
+#define MSM_KEEPER	2
 #define MSM_PULL_UP	3
 
 static unsigned msm_regval_to_drive(u32 val)
@@ -280,6 +282,9 @@ static int msm_config_group_get(struct pinctrl_dev *pctldev,
 	case PIN_CONFIG_BIAS_PULL_DOWN:
 		arg = arg == MSM_PULL_DOWN;
 		break;
+	case PIN_CONFIG_BIAS_BUS_HOLD:
+		arg = arg == MSM_KEEPER;
+		break;
 	case PIN_CONFIG_BIAS_PULL_UP:
 		arg = arg == MSM_PULL_UP;
 		break;
@@ -339,6 +344,9 @@ static int msm_config_group_set(struct pinctrl_dev *pctldev,
 		case PIN_CONFIG_BIAS_PULL_DOWN:
 			arg = MSM_PULL_DOWN;
 			break;
+		case PIN_CONFIG_BIAS_BUS_HOLD:
+			arg = MSM_KEEPER;
+			break;
 		case PIN_CONFIG_BIAS_PULL_UP:
 			arg = MSM_PULL_UP;
 			break;
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
hosted by The Linux Foundation

             reply	other threads:[~2014-06-18  4:49 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-18  4:49 Andy Gross [this message]
2014-06-18  4:49 ` [PATCH] pinctrl: qcom: Add BUS_HOLD pin bias Andy Gross
2014-06-18  5:22 ` Bjorn Andersson
2014-06-18  5:22   ` Bjorn Andersson
2014-06-18  5:22   ` Bjorn Andersson
2014-07-07 14:21 ` Linus Walleij
2014-07-07 14:21   ` Linus Walleij
2014-07-07 14:21   ` Linus Walleij

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