1 files changed, 123 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c
new file mode 100644
index 0000000..72eb9da
--- /dev/null
+++ b/arch/arm/mach-mmp/mmp2.c
@@ -0,0 +1,123 @@
+/*
+ * linux/arch/arm/mach-mmp/mmp2.c
+ *
+ * code name MMP2
+ *
+ * Copyright (C) 2009 Marvell International Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+
+#include <mach/addr-map.h>
+#include <mach/regs-apbc.h>
+#include <mach/regs-apmu.h>
+#include <mach/cputype.h>
+#include <mach/irqs.h>
+#include <mach/mfp.h>
+#include <mach/gpio.h>
+#include <mach/devices.h>
+
+#include "common.h"
+#include "clock.h"
+
+#define MFPR_VIRT_BASE	(APB_VIRT_BASE + 0x1e000)
+
+#define APMASK(i)	(GPIO_REGS_VIRT + BANK_OFF(i) + 0x9c)
+
+static struct mfp_addr_map mmp2_addr_map[] __initdata = {
+	MFP_ADDR(PMIC_INT, 0x2c4),
+
+	MFP_ADDR_END,
+};
+
+void mmp2_clear_pmic_int(void)
+{
+	unsigned long mfpr_pmic, data;
+
+	mfpr_pmic = APB_VIRT_BASE + 0x1e000 + 0x2c4;
+	data = __raw_readl(mfpr_pmic);
+	__raw_writel(data | (1 << 6), mfpr_pmic);
+	__raw_writel(data, mfpr_pmic);
+}
+
+static void __init mmp2_init_gpio(void)
+{
+	int i;
+
+	/* enable GPIO clock */
+	__raw_writel(APBC_APBCLK | APBC_FNCLK, APBC_MMP2_GPIO);
+
+	/* unmask GPIO edge detection for all 6 banks -- APMASKx */
+	for (i = 0; i < 6; i++)
+		__raw_writel(0xffffffff, APMASK(i));
+
+	pxa_init_gpio(IRQ_MMP2_GPIO, 0, 167, NULL);
+}
+
+void __init mmp2_init_irq(void)
+{
+	mmp2_init_icu();
+	mmp2_init_gpio();
+}
+
+/* APB peripheral clocks */
+static APBC_CLK(uart1, MMP2_UART1, 1, 26000000);
+static APBC_CLK(uart2, MMP2_UART2, 1, 26000000);
+static APBC_CLK(uart3, MMP2_UART3, 1, 26000000);
+static APBC_CLK(uart4, MMP2_UART4, 1, 26000000);
+static APBC_CLK(twsi1, MMP2_TWSI1, 0, 26000000);
+static APBC_CLK(twsi2, MMP2_TWSI2, 0, 26000000);
+static APBC_CLK(twsi3, MMP2_TWSI3, 0, 26000000);
+static APBC_CLK(twsi4, MMP2_TWSI4, 0, 26000000);
+static APBC_CLK(twsi5, MMP2_TWSI5, 0, 26000000);
+static APBC_CLK(twsi6, MMP2_TWSI6, 0, 26000000);
+static APBC_CLK(rtc, MMP2_RTC, 0, 32768);
+
+static APMU_CLK(nand, NAND, 0xbf, 100000000);
+
+static struct clk_lookup mmp2_clkregs[] = {
+	INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL),
+	INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL),
+	INIT_CLKREG(&clk_uart3, "pxa2xx-uart.2", NULL),
+	INIT_CLKREG(&clk_uart4, "pxa2xx-uart.3", NULL),
+	INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.0", NULL),
+	INIT_CLKREG(&clk_twsi2, "pxa2xx-i2c.1", NULL),
+	INIT_CLKREG(&clk_twsi3, "pxa2xx-i2c.2", NULL),
+	INIT_CLKREG(&clk_twsi4, "pxa2xx-i2c.3", NULL),
+	INIT_CLKREG(&clk_twsi5, "pxa2xx-i2c.4", NULL),
+	INIT_CLKREG(&clk_twsi6, "pxa2xx-i2c.5", NULL),
+	INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL),
+};
+
+static int __init mmp2_init(void)
+{
+	if (cpu_is_mmp2()) {
+		mfp_init_base(MFPR_VIRT_BASE);
+		mfp_init_addr(mmp2_addr_map);
+		clks_register(ARRAY_AND_SIZE(mmp2_clkregs));
+	}
+
+	return 0;
+}
+postcore_initcall(mmp2_init);
+
+/* on-chip devices */
+MMP2_DEVICE(uart1, "pxa2xx-uart", 0, UART1, 0xd4030000, 0x30, 4, 5);
+MMP2_DEVICE(uart2, "pxa2xx-uart", 1, UART2, 0xd4017000, 0x30, 20, 21);
+MMP2_DEVICE(uart3, "pxa2xx-uart", 2, UART3, 0xd4018000, 0x30, 22, 23);
+MMP2_DEVICE(uart4, "pxa2xx-uart", 3, UART4, 0xd4016000, 0x30, 18, 19);
+MMP2_DEVICE(twsi1, "pxa2xx-i2c", 0, TWSI1, 0xd4011000, 0x70);
+MMP2_DEVICE(twsi2, "pxa2xx-i2c", 1, TWSI2, 0xd4031000, 0x70);
+MMP2_DEVICE(twsi3, "pxa2xx-i2c", 2, TWSI3, 0xd4032000, 0x70);
+MMP2_DEVICE(twsi4, "pxa2xx-i2c", 3, TWSI4, 0xd4033000, 0x70);
+MMP2_DEVICE(twsi5, "pxa2xx-i2c", 4, TWSI5, 0xd4033800, 0x70);
+MMP2_DEVICE(twsi6, "pxa2xx-i2c", 5, TWSI6, 0xd4034000, 0x70);
+MMP2_DEVICE(nand, "pxa3xx-nand", -1, NAND, 0xd4283000, 0x100, 28, 29);
+