From f776471f620a07be234f40288a1fd9932d039e26 Mon Sep 17 00:00:00 2001 From: Benoit Cousson Date: Tue, 21 Sep 2010 19:37:14 +0530 Subject: [PATCH] OMAP4: hwmod: add I2C hwmods for OMAP4430 Add hwmod structures for I2C controllers on OMAP4430. Signed-off-by: Benoit Cousson Signed-off-by: Rajendra Nayak Signed-off-by: Kevin Hilman --- arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 237 +++++++++++++++++++++ 1 file changed, 237 insertions(+) diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 7274db4de487..0d5c6eb7e4c1 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -382,6 +382,238 @@ static struct omap_hwmod omap44xx_l4_wkup_hwmod = { .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; +/* + * 'i2c' class + * multimaster high-speed i2c controller + */ + +static struct omap_hwmod_class_sysconfig omap44xx_i2c_sysc = { + .sysc_offs = 0x0010, + .syss_offs = 0x0090, + .sysc_flags = (SYSC_HAS_ENAWAKEUP | SYSC_HAS_SIDLEMODE | + SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SOFTRESET | + SYSC_HAS_AUTOIDLE), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap44xx_i2c_hwmod_class = { + .name = "i2c", + .sysc = &omap44xx_i2c_sysc, +}; + +/* i2c1 */ +static struct omap_hwmod omap44xx_i2c1_hwmod; +static struct omap_hwmod_irq_info omap44xx_i2c1_irqs[] = { + { .irq = 56 + OMAP44XX_IRQ_GIC_START }, +}; + +static struct omap_hwmod_dma_info omap44xx_i2c1_sdma_reqs[] = { + { .name = "tx", .dma_req = 26 + OMAP44XX_DMA_REQ_START }, + { .name = "rx", .dma_req = 27 + OMAP44XX_DMA_REQ_START }, +}; + +static struct omap_hwmod_addr_space omap44xx_i2c1_addrs[] = { + { + .pa_start = 0x48070000, + .pa_end = 0x480700ff, + .flags = ADDR_TYPE_RT + }, +}; + +/* l4_per -> i2c1 */ +static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c1 = { + .master = &omap44xx_l4_per_hwmod, + .slave = &omap44xx_i2c1_hwmod, + .clk = "l4_div_ck", + .addr = omap44xx_i2c1_addrs, + .addr_cnt = ARRAY_SIZE(omap44xx_i2c1_addrs), + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* i2c1 slave ports */ +static struct omap_hwmod_ocp_if *omap44xx_i2c1_slaves[] = { + &omap44xx_l4_per__i2c1, +}; + +static struct omap_hwmod omap44xx_i2c1_hwmod = { + .name = "i2c1", + .class = &omap44xx_i2c_hwmod_class, + .flags = HWMOD_INIT_NO_RESET, + .mpu_irqs = omap44xx_i2c1_irqs, + .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c1_irqs), + .sdma_reqs = omap44xx_i2c1_sdma_reqs, + .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c1_sdma_reqs), + .main_clk = "i2c1_fck", + .prcm = { + .omap4 = { + .clkctrl_reg = OMAP4430_CM_L4PER_I2C1_CLKCTRL, + }, + }, + .slaves = omap44xx_i2c1_slaves, + .slaves_cnt = ARRAY_SIZE(omap44xx_i2c1_slaves), + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), +}; + +/* i2c2 */ +static struct omap_hwmod omap44xx_i2c2_hwmod; +static struct omap_hwmod_irq_info omap44xx_i2c2_irqs[] = { + { .irq = 57 + OMAP44XX_IRQ_GIC_START }, +}; + +static struct omap_hwmod_dma_info omap44xx_i2c2_sdma_reqs[] = { + { .name = "tx", .dma_req = 28 + OMAP44XX_DMA_REQ_START }, + { .name = "rx", .dma_req = 29 + OMAP44XX_DMA_REQ_START }, +}; + +static struct omap_hwmod_addr_space omap44xx_i2c2_addrs[] = { + { + .pa_start = 0x48072000, + .pa_end = 0x480720ff, + .flags = ADDR_TYPE_RT + }, +}; + +/* l4_per -> i2c2 */ +static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c2 = { + .master = &omap44xx_l4_per_hwmod, + .slave = &omap44xx_i2c2_hwmod, + .clk = "l4_div_ck", + .addr = omap44xx_i2c2_addrs, + .addr_cnt = ARRAY_SIZE(omap44xx_i2c2_addrs), + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* i2c2 slave ports */ +static struct omap_hwmod_ocp_if *omap44xx_i2c2_slaves[] = { + &omap44xx_l4_per__i2c2, +}; + +static struct omap_hwmod omap44xx_i2c2_hwmod = { + .name = "i2c2", + .class = &omap44xx_i2c_hwmod_class, + .flags = HWMOD_INIT_NO_RESET, + .mpu_irqs = omap44xx_i2c2_irqs, + .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c2_irqs), + .sdma_reqs = omap44xx_i2c2_sdma_reqs, + .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c2_sdma_reqs), + .main_clk = "i2c2_fck", + .prcm = { + .omap4 = { + .clkctrl_reg = OMAP4430_CM_L4PER_I2C2_CLKCTRL, + }, + }, + .slaves = omap44xx_i2c2_slaves, + .slaves_cnt = ARRAY_SIZE(omap44xx_i2c2_slaves), + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), +}; + +/* i2c3 */ +static struct omap_hwmod omap44xx_i2c3_hwmod; +static struct omap_hwmod_irq_info omap44xx_i2c3_irqs[] = { + { .irq = 61 + OMAP44XX_IRQ_GIC_START }, +}; + +static struct omap_hwmod_dma_info omap44xx_i2c3_sdma_reqs[] = { + { .name = "tx", .dma_req = 24 + OMAP44XX_DMA_REQ_START }, + { .name = "rx", .dma_req = 25 + OMAP44XX_DMA_REQ_START }, +}; + +static struct omap_hwmod_addr_space omap44xx_i2c3_addrs[] = { + { + .pa_start = 0x48060000, + .pa_end = 0x480600ff, + .flags = ADDR_TYPE_RT + }, +}; + +/* l4_per -> i2c3 */ +static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c3 = { + .master = &omap44xx_l4_per_hwmod, + .slave = &omap44xx_i2c3_hwmod, + .clk = "l4_div_ck", + .addr = omap44xx_i2c3_addrs, + .addr_cnt = ARRAY_SIZE(omap44xx_i2c3_addrs), + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* i2c3 slave ports */ +static struct omap_hwmod_ocp_if *omap44xx_i2c3_slaves[] = { + &omap44xx_l4_per__i2c3, +}; + +static struct omap_hwmod omap44xx_i2c3_hwmod = { + .name = "i2c3", + .class = &omap44xx_i2c_hwmod_class, + .flags = HWMOD_INIT_NO_RESET, + .mpu_irqs = omap44xx_i2c3_irqs, + .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c3_irqs), + .sdma_reqs = omap44xx_i2c3_sdma_reqs, + .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c3_sdma_reqs), + .main_clk = "i2c3_fck", + .prcm = { + .omap4 = { + .clkctrl_reg = OMAP4430_CM_L4PER_I2C3_CLKCTRL, + }, + }, + .slaves = omap44xx_i2c3_slaves, + .slaves_cnt = ARRAY_SIZE(omap44xx_i2c3_slaves), + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), +}; + +/* i2c4 */ +static struct omap_hwmod omap44xx_i2c4_hwmod; +static struct omap_hwmod_irq_info omap44xx_i2c4_irqs[] = { + { .irq = 62 + OMAP44XX_IRQ_GIC_START }, +}; + +static struct omap_hwmod_dma_info omap44xx_i2c4_sdma_reqs[] = { + { .name = "tx", .dma_req = 123 + OMAP44XX_DMA_REQ_START }, + { .name = "rx", .dma_req = 124 + OMAP44XX_DMA_REQ_START }, +}; + +static struct omap_hwmod_addr_space omap44xx_i2c4_addrs[] = { + { + .pa_start = 0x48350000, + .pa_end = 0x483500ff, + .flags = ADDR_TYPE_RT + }, +}; + +/* l4_per -> i2c4 */ +static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c4 = { + .master = &omap44xx_l4_per_hwmod, + .slave = &omap44xx_i2c4_hwmod, + .clk = "l4_div_ck", + .addr = omap44xx_i2c4_addrs, + .addr_cnt = ARRAY_SIZE(omap44xx_i2c4_addrs), + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* i2c4 slave ports */ +static struct omap_hwmod_ocp_if *omap44xx_i2c4_slaves[] = { + &omap44xx_l4_per__i2c4, +}; + +static struct omap_hwmod omap44xx_i2c4_hwmod = { + .name = "i2c4", + .class = &omap44xx_i2c_hwmod_class, + .flags = HWMOD_INIT_NO_RESET, + .mpu_irqs = omap44xx_i2c4_irqs, + .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c4_irqs), + .sdma_reqs = omap44xx_i2c4_sdma_reqs, + .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c4_sdma_reqs), + .main_clk = "i2c4_fck", + .prcm = { + .omap4 = { + .clkctrl_reg = OMAP4430_CM_L4PER_I2C4_CLKCTRL, + }, + }, + .slaves = omap44xx_i2c4_slaves, + .slaves_cnt = ARRAY_SIZE(omap44xx_i2c4_slaves), + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), +}; + /* * 'mpu_bus' class * instance(s): mpu_private @@ -826,6 +1058,11 @@ static __initdata struct omap_hwmod *omap44xx_hwmods[] = { &omap44xx_l4_cfg_hwmod, &omap44xx_l4_per_hwmod, &omap44xx_l4_wkup_hwmod, + /* i2c class */ + &omap44xx_i2c1_hwmod, + &omap44xx_i2c2_hwmod, + &omap44xx_i2c3_hwmod, + &omap44xx_i2c4_hwmod, /* mpu_bus class */ &omap44xx_mpu_private_hwmod, -- 2.39.2