From 8402ed30e16c65ad8560ba3293c7cf9c259712eb Mon Sep 17 00:00:00 2001 From: Eric Bénard Date: Tue, 8 Jun 2010 11:03:00 +0200 Subject: i.MX25: add AUDMUX and SSI support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * add clocks for audmux and ssi 1 & 2 * add irq for ssi 1 & 2 * add devices platform for ssi1 & 2 * update audmux-v2 for i.MX25 * add base addresses for audmux & ssi 1 & 2 * add iomux configuration for GPIO for AUD5 port Signed-off-by: Eric Bénard Signed-off-by: Sascha Hauer --- arch/arm/mach-mx25/clock.c | 18 ++++++++++++++++++ arch/arm/mach-mx25/devices.c | 38 ++++++++++++++++++++++++++++++++++++++ arch/arm/mach-mx25/devices.h | 2 ++ 3 files changed, 58 insertions(+) (limited to 'arch/arm/mach-mx25') diff --git a/arch/arm/mach-mx25/clock.c b/arch/arm/mach-mx25/clock.c index 84f0f1efea4b..caeea7551582 100644 --- a/arch/arm/mach-mx25/clock.c +++ b/arch/arm/mach-mx25/clock.c @@ -109,6 +109,16 @@ static unsigned long get_rate_uart(struct clk *clk) return get_rate_per(15); } +static unsigned long get_rate_ssi2(struct clk *clk) +{ + return get_rate_per(14); +} + +static unsigned long get_rate_ssi1(struct clk *clk) +{ + return get_rate_per(13); +} + static unsigned long get_rate_i2c(struct clk *clk) { return get_rate_per(6); @@ -171,6 +181,8 @@ static void clk_cgcr_disable(struct clk *clk) DEFINE_CLOCK(gpt_clk, 0, CCM_CGCR0, 5, get_rate_gpt, NULL, NULL); DEFINE_CLOCK(uart_per_clk, 0, CCM_CGCR0, 15, get_rate_uart, NULL, NULL); +DEFINE_CLOCK(ssi1_per_clk, 0, CCM_CGCR0, 13, get_rate_ipg, NULL, NULL); +DEFINE_CLOCK(ssi2_per_clk, 0, CCM_CGCR0, 14, get_rate_ipg, NULL, NULL); DEFINE_CLOCK(cspi1_clk, 0, CCM_CGCR1, 5, get_rate_ipg, NULL, NULL); DEFINE_CLOCK(cspi2_clk, 0, CCM_CGCR1, 6, get_rate_ipg, NULL, NULL); DEFINE_CLOCK(cspi3_clk, 0, CCM_CGCR1, 7, get_rate_ipg, NULL, NULL); @@ -194,6 +206,9 @@ DEFINE_CLOCK(i2c_clk, 0, CCM_CGCR0, 6, get_rate_i2c, NULL, NULL); DEFINE_CLOCK(fec_clk, 0, CCM_CGCR1, 15, get_rate_ipg, NULL, &fec_ahb_clk); DEFINE_CLOCK(dryice_clk, 0, CCM_CGCR1, 8, get_rate_ipg, NULL, NULL); DEFINE_CLOCK(lcdc_clk, 0, CCM_CGCR1, 29, get_rate_lcdc, NULL, &lcdc_per_clk); +DEFINE_CLOCK(ssi1_clk, 0, CCM_CGCR2, 11, get_rate_ssi1, NULL, &ssi1_per_clk); +DEFINE_CLOCK(ssi2_clk, 1, CCM_CGCR2, 12, get_rate_ssi2, NULL, &ssi2_per_clk); +DEFINE_CLOCK(audmux_clk, 0, CCM_CGCR1, 0, NULL, NULL, NULL); #define _REGISTER_CLOCK(d, n, c) \ { \ @@ -228,6 +243,9 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("fec.0", NULL, fec_clk) _REGISTER_CLOCK("imxdi_rtc.0", NULL, dryice_clk) _REGISTER_CLOCK("imx-fb.0", NULL, lcdc_clk) + _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk) + _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk) + _REGISTER_CLOCK(NULL, "audmux", audmux_clk) }; int __init mx25_clocks_init(void) diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c index d9766d4d5046..baf0a7913644 100644 --- a/arch/arm/mach-mx25/devices.c +++ b/arch/arm/mach-mx25/devices.c @@ -533,3 +533,41 @@ struct platform_device mx25_kpp_device = { .num_resources = ARRAY_SIZE(mx25_kpp_resources), .resource = mx25_kpp_resources, }; + +static struct resource imx_ssi_resources0[] = { + { + .start = MX25_SSI1_BASE_ADDR, + .end = MX25_SSI1_BASE_ADDR + 0x3fff, + .flags = IORESOURCE_MEM, + }, { + .start = MX25_INT_SSI1, + .end = MX25_INT_SSI1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource imx_ssi_resources1[] = { + { + .start = MX25_SSI2_BASE_ADDR, + .end = MX25_SSI2_BASE_ADDR + 0x3fff, + .flags = IORESOURCE_MEM + }, { + .start = MX25_INT_SSI2, + .end = MX25_INT_SSI2, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device imx_ssi_device0 = { + .name = "imx-ssi", + .id = 0, + .num_resources = ARRAY_SIZE(imx_ssi_resources0), + .resource = imx_ssi_resources0, +}; + +struct platform_device imx_ssi_device1 = { + .name = "imx-ssi", + .id = 1, + .num_resources = ARRAY_SIZE(imx_ssi_resources1), + .resource = imx_ssi_resources1, +}; diff --git a/arch/arm/mach-mx25/devices.h b/arch/arm/mach-mx25/devices.h index 8247fd451118..290843bdddf3 100644 --- a/arch/arm/mach-mx25/devices.h +++ b/arch/arm/mach-mx25/devices.h @@ -23,3 +23,5 @@ extern struct platform_device mx25_rtc_device; extern struct platform_device mx25_fb_device; extern struct platform_device mxc_wdt; extern struct platform_device mx25_kpp_device; +extern struct platform_device imx_ssi_device0; +extern struct platform_device imx_ssi_device1; -- cgit v1.2.3