linux-kernel - [PATCH v2 11/13] da850: pruss SUART board specific additions.

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Message-Id: <1297435892-28278-12-git-send-email-subhasish@mistralsolutions.com>
Date:	Fri, 11 Feb 2011 20:21:30 +0530
From:	Subhasish Ghosh <subhasish@...tralsolutions.com>
To:	davinci-linux-open-source@...ux.davincidsp.com
Cc:	linux-arm-kernel@...ts.infradead.org, m-watkins@...com,
	nsekhar@...com, sachi@...tralsolutions.com,
	Subhasish Ghosh <subhasish@...tralsolutions.com>,
	Kevin Hilman <khilman@...prootsystems.com> (supporter:TI DAVINCI
	MACHIN...),
	Russell King <linux@....linux.org.uk> (maintainer:ARM PORT),
	linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v2 11/13] da850: pruss SUART board specific additions.

This patch adds the pruss SUART pin mux and registers the device
with the pruss mfd driver.

Signed-off-by: Subhasish Ghosh <subhasish@...tralsolutions.com>
---
 arch/arm/mach-davinci/board-da850-evm.c |   36 +++++++++++++++++++++++++++++++
 1 files changed, 36 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index f9c38f8..3858516 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -1060,6 +1060,25 @@ const short da850_evm_pruss_can_pins[] = {
 	-1
 };
 
+const short da850_evm_pruss_suart_pins[] = {
+	DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
+	DA850_AHCLKR, DA850_ACLKR, DA850_AFSR,
+	DA850_AXR_13, DA850_AXR_9, DA850_AXR_7,
+	DA850_AXR_14, DA850_AXR_10, DA850_AXR_8,
+	-1
+};
+
+static int __init da850_evm_setup_pruss_suart(void)
+{
+	int ret;
+
+	ret = davinci_cfg_reg_list(da850_evm_pruss_suart_pins);
+	if (ret)
+		pr_warning("%s: da850_evm_pruss_suart_pins "
+			"mux setup failed: %d\n", __func__, ret);
+	return ret;
+}
+
 static int __init da850_evm_setup_pruss_can(void)
 {
 	int ret, val = 0;
@@ -1085,6 +1104,17 @@ static int __init da850_evm_setup_pruss_can(void)
 	return ret;
 }
 
+static struct da850_evm_pruss_suart_data suart_data = {
+	.version	= 1,
+	.resource	= {
+			.name	= "da8xx_mcasp0_iomem",
+			.start	= DAVINCI_DA8XX_MCASP0_REG_BASE,
+			.end	= DAVINCI_DA8XX_MCASP0_REG_BASE +
+					(SZ_1K * 12) - 1,
+			.flags	= IORESOURCE_MEM,
+		},
+};
+
 static struct da8xx_pruss_can_data can_data = {
 	.version	= 1,
 };
@@ -1094,6 +1124,12 @@ static struct da8xx_pruss_devices pruss_devices[] = {
 		.dev_name	= "da8xx_pruss_can",
 		.pdata		= &can_data,
 		.pdata_size	= sizeof(can_data),
+		.setup		= da850_evm_setup_pruss_suart,
+	},
+	{
+		.dev_name	= "da8xx_pruss_uart",
+		.pdata		= &suart_data,
+		.pdata_size	= sizeof(suart_data),
 		.setup		= da850_evm_setup_pruss_can,
 	},
 	{
-- 
1.7.2.3

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