Charu, Kevin,
On Thu, Jun 17, 2010 at 4:08 PM, Kevin Hilman
<[email protected]> wrote:
> "Varadarajan, Charulatha" <[email protected]> writes:
[...]
>>> +
>>> + oh = omap_hwmod_lookup(oh_name);
>>
>> Use omap_hwmod_for_each_by_class() instead of lookup by name.
>
> Yes.
how about handling all keypad data in devices.c and add
omap_init_keypad() under omap2_init_devices()?
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
+#ifdef CONFIG_ARCH_OMAP4
+static int sdp4430_keymap[] = {
+ KEY(0, 0, KEY_E),
+ KEY(0, 1, KEY_R),
[...]
+ KEY(7, 6, KEY_OK),
+ KEY(7, 7, KEY_DOWN),
+};
+
+static struct matrix_keymap_data sdp4430_keymap_data = {
+ .keymap = sdp4430_keymap,
+ .keymap_size = ARRAY_SIZE(sdp4430_keymap),
+};
+
+static struct omap4_keypad_platform_data sdp4430_keypad_data = {
+ .keymap_data = &sdp4430_keymap_data,
+ .rows = 8,
+ .cols = 8,
+};
+
+struct omap_device_pm_latency omap_keyboard_latency[] = {
+ {
+ .deactivate_func = omap_device_idle_hwmods,
+ .activate_func = omap_device_enable_hwmods,
+ .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
+ },
+};
+
+static int omap4_init_keypad(struct omap_hwmod *oh, void *user)
+{
+ struct omap_device *od;
+ unsigned int id = -1;
+ char *name = "omap4-keypad";
+
+ if (!oh)
+ pr_err("Could not look up omap4 kbd\n");
+
+ od = omap_device_build(name, id, oh, &sdp4430_keypad_data,
+ sizeof(struct omap4_keypad_platform_data),
+ omap_keyboard_latency,
+ ARRAY_SIZE(omap_keyboard_latency), 0);
+ WARN(IS_ERR(od), "Could not build omap_device for %s %s\n",
+ name, oh->name);
+
+ return 0;
+}
+
+static int omap_init_keypad(void)
+{
+ if (!cpu_is_omap44xx())
+ return -ENODEV;
+
+ return omap_hwmod_for_each_by_class("kbd", omap4_init_keypad, NULL);
+}
+#endif /* KEYBOARD CONFIG_ARCH_OMAP4 */
+
#if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
#define MBOX_REG_SIZE 0x120
@@ -807,6 +931,7 @@ static int __init omap2_init_devices(void)
*/
omap_hsmmc_reset();
omap_init_camera();
+ omap_init_keypad();
omap_init_mbox();
omap_init_mcspi();
omap_hdq_init();
>>> + pdata->base = oh->_rt_va;
>>> + pdata->irq = oh->mpu_irqs[0].irq;
>>
>> Use platform_get_() APIs to get base addr & irq instead of passing
>> it as pdata
>
> Yes.
>
> Thanks Charu!
>
> For all those working on OMAP hwmod conversions, please take some time
> to read the reviews of the other hwmod conversions that have already
> been posted and reviewed (some of them multiple times) so we don't
> keep duplicating the same mistakes and wasting review time.
>
These will be the changes....
diff --git a/drivers/input/keyboard/omap4-keypad.c
b/drivers/input/keyboard/omap4-keypad.c
index 975f8bb..c606e36 100644
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c
@@ -158,12 +213,14 @@ static int __devinit omap4_keypad_probe(struct
platform_device *pdev)
return -EINVAL;
}
- if (!pdata->base) {
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
dev_err(&pdev->dev, "no base address specified\n");
return -EINVAL;
}
- if (!pdata->irq) {
+ irq = platform_get_irq(pdev, 0);
+ if (!irq) {
dev_err(&pdev->dev, "no keyboard irq assigned\n");
return -EINVAL;
}
@@ -184,9 +240,22 @@ static int __devinit omap4_keypad_probe(struct
platform_device *pdev)
return -ENOMEM;
}
- keypad_data->base = pdata->base;
- keypad_data->irq = pdata->irq;
+ mem = request_mem_region(res->start,
+ resource_size(res), pdev->name);
+ if (!mem) {
+ dev_err(&pdev->dev, "no mem region available\n");
+ return -ENOMEM;
+ goto err_free_keypad;
+ }
+
+ keypad_data->base = ioremap(res->start, resource_size(res));
+ if (!keypad_data->base) {
+ dev_err(&pdev->dev, "can't ioremap mem resource.\n");
+ error = -ENOMEM;
+ goto err_free_memreg;
+ }
+ keypad_data->irq = irq;
Best Regards
Abraham
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