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Message-Id: <1299592667-21367-3-git-send-email-subhasish@mistralsolutions.com>
Date: Tue, 8 Mar 2011 19:27:41 +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@...com> (supporter:TI DAVINCI MACHIN...
,commit_signer:16/18=89%),
Russell King <linux@....linux.org.uk> (maintainer:ARM PORT),
Michael Williamson <michael.williamson@...ticallink.com> (commit_signer:5/18=28%),
Sergei Shtylyov <sshtylyov@...mvista.com> (commit_signer:3/18=17%),
Cyril Chemparathy <cyril@...com> (commit_signer:3/18=17%),
linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v3 2/7] da850: pruss platform specific additions.
This patch adds the platform device and assignes the platform resources
for the PRUSS mfd driver.
Signed-off-by: Subhasish Ghosh <subhasish@...tralsolutions.com>
---
arch/arm/mach-davinci/da850.c | 7 +++
arch/arm/mach-davinci/devices-da8xx.c | 65 ++++++++++++++++++++++++++++
arch/arm/mach-davinci/include/mach/da8xx.h | 2 +
3 files changed, 74 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
index 8a4de97..a098263 100644
--- a/arch/arm/mach-davinci/da850.c
+++ b/arch/arm/mach-davinci/da850.c
@@ -238,6 +238,12 @@ static struct clk tptc2_clk = {
.flags = ALWAYS_ENABLED,
};
+static struct clk pruss_clk = {
+ .name = "pruss",
+ .parent = &pll0_sysclk2,
+ .lpsc = DA8XX_LPSC0_PRUSS,
+};
+
static struct clk uart0_clk = {
.name = "uart0",
.parent = &pll0_sysclk2,
@@ -387,6 +393,7 @@ static struct clk_lookup da850_clks[] = {
CLK(NULL, "tpcc1", &tpcc1_clk),
CLK(NULL, "tptc2", &tptc2_clk),
CLK(NULL, "uart0", &uart0_clk),
+ CLK(NULL, "pruss", &pruss_clk),
CLK(NULL, "uart1", &uart1_clk),
CLK(NULL, "uart2", &uart2_clk),
CLK(NULL, "aintc", &aintc_clk),
diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
index beda8a4..a182a3b 100644
--- a/arch/arm/mach-davinci/devices-da8xx.c
+++ b/arch/arm/mach-davinci/devices-da8xx.c
@@ -20,6 +20,7 @@
#include <mach/time.h>
#include <mach/da8xx.h>
#include <mach/cpuidle.h>
+#include <linux/mfd/da8xx/da8xx_pru.h>
#include "clock.h"
@@ -499,6 +500,70 @@ void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata)
}
}
+#define DA8XX_PRUSS_MEM_BASE 0x01C30000
+
+static struct resource da8xx_pruss_resources[] = {
+ {
+ .name = "da8xx_pruss",
+ .start = DA8XX_PRUSS_MEM_BASE,
+ .end = DA8XX_PRUSS_MEM_BASE + 0xFFFF,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = IRQ_DA8XX_EVTOUT0,
+ .end = IRQ_DA8XX_EVTOUT0,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = IRQ_DA8XX_EVTOUT1,
+ .end = IRQ_DA8XX_EVTOUT1,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = IRQ_DA8XX_EVTOUT2,
+ .end = IRQ_DA8XX_EVTOUT2,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = IRQ_DA8XX_EVTOUT3,
+ .end = IRQ_DA8XX_EVTOUT3,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = IRQ_DA8XX_EVTOUT4,
+ .end = IRQ_DA8XX_EVTOUT4,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = IRQ_DA8XX_EVTOUT5,
+ .end = IRQ_DA8XX_EVTOUT5,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = IRQ_DA8XX_EVTOUT6,
+ .end = IRQ_DA8XX_EVTOUT6,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = IRQ_DA8XX_EVTOUT7,
+ .end = IRQ_DA8XX_EVTOUT7,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device da8xx_pruss_mfddev = {
+ .name = "pruss_mfd",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(da8xx_pruss_resources),
+ .resource = da8xx_pruss_resources,
+};
+
+int __init da8xx_register_pruss_mfd(struct da8xx_pruss_devices *pruss_device)
+{
+ da8xx_pruss_mfddev.dev.platform_data = pruss_device;
+ return platform_device_register(&da8xx_pruss_mfddev);
+}
+
static const struct display_panel disp_panel = {
QVGA,
16,
diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h
index c3c3339..afb123d 100644
--- a/arch/arm/mach-davinci/include/mach/da8xx.h
+++ b/arch/arm/mach-davinci/include/mach/da8xx.h
@@ -15,6 +15,7 @@
#include <linux/platform_device.h>
#include <linux/davinci_emac.h>
+#include <linux/mfd/da8xx/da8xx_pru.h>
#include <mach/serial.h>
#include <mach/edma.h>
@@ -82,6 +83,7 @@ int da8xx_register_watchdog(void);
int da8xx_register_usb20(unsigned mA, unsigned potpgt);
int da8xx_register_usb11(struct da8xx_ohci_root_hub *pdata);
int da8xx_register_emac(void);
+int da8xx_register_pruss_mfd(struct da8xx_pruss_devices *);
int da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata);
int da8xx_register_mmcsd0(struct davinci_mmc_config *config);
int da850_register_mmcsd1(struct davinci_mmc_config *config);
--
1.7.2.3
--
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