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OMAP4: hwmod: add I2C hwmods for OMAP4430
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Add hwmod structures for I2C controllers on OMAP4430.

Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
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Benoit Cousson authored and Kevin Hilman committed Nov 9, 2010
1 parent 4fe20e9 commit f776471
Showing 1 changed file with 237 additions and 0 deletions.
237 changes: 237 additions & 0 deletions arch/arm/mach-omap2/omap_hwmod_44xx_data.c
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Original file line number Diff line number Diff line change
Expand Up @@ -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
Expand Down Expand Up @@ -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,

Expand Down

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