From 81a9ab21ca4f1af85efd37de7baaad131f0e7edc Mon Sep 17 00:00:00 2001 From: Lei Wen <[leiwen@marvell.com]> Date: Wed, 13 Apr 2011 23:48:44 +0530 Subject: I2C: add i2c support for Armada100 platform Add i2c support to aspenite board with Armada100 soc. Acked-by: Heiko Schocher Acked-by: Prafulla Wadaskar Signed-off-by: Lei Wen --- arch/arm/cpu/arm926ejs/armada100/cpu.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'arch/arm/cpu/arm926ejs') diff --git a/arch/arm/cpu/arm926ejs/armada100/cpu.c b/arch/arm/cpu/arm926ejs/armada100/cpu.c index 62aa175..c21938e 100644 --- a/arch/arm/cpu/arm926ejs/armada100/cpu.c +++ b/arch/arm/cpu/arm926ejs/armada100/cpu.c @@ -62,6 +62,16 @@ int arch_cpu_init(void) /* Enable GPIO clock */ writel(APBC_APBCLK, &apb1clkres->gpio); +#ifdef CONFIG_I2C_MV + /* Enable general I2C clock */ + writel(APBC_RST | APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi0); + writel(APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi0); + + /* Enable power I2C clock */ + writel(APBC_RST | APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi1); + writel(APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi1); +#endif + /* * Enable Functional and APB clock at 14.7456MHz * for configured UART console @@ -90,3 +100,9 @@ int print_cpuinfo(void) return 0; } #endif + +#ifdef CONFIG_I2C_MV +void i2c_clk_enable(void) +{ +} +#endif -- cgit v1.1