Re: [PATCH] phy-rcar-usb-gen2: add device tree support
Hello. On 29-01-2014 10:22, Simon Horman wrote: [snip] +static struct of_device_id rcar_gen2_usb_phy_ofmatch[] = { +{ .compatible = renesas,usb-phy-r8a7790, }, +{ .compatible = renesas,rcar-gen2-usb-phy, }, Frankly speaking, I don't understand the need for the clearly duplicate entries. Thanks, will look into remove it. Anyone else have any comments on this? I would like you to leave it there. As we know the r8a7790 is an R-Car Gen2 SoC. But there are other R-Car Gen2 SoCs, such as the r8a7791, they it could plausibly make use of rcar-gen2-usb-phy until the driver is updated with a usb-phy-r8a7791 entry. Why not just update the driver this way now, may I ask? WBR, Sergei -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] phy-rcar-usb-gen2: add device tree support
On Wed, Jan 29, 2014 at 02:41:58PM +0400, Sergei Shtylyov wrote: Hello. On 29-01-2014 10:22, Simon Horman wrote: [snip] +static struct of_device_id rcar_gen2_usb_phy_ofmatch[] = { +{ .compatible = renesas,usb-phy-r8a7790, }, +{ .compatible = renesas,rcar-gen2-usb-phy, }, Frankly speaking, I don't understand the need for the clearly duplicate entries. Thanks, will look into remove it. Anyone else have any comments on this? I would like you to leave it there. As we know the r8a7790 is an R-Car Gen2 SoC. But there are other R-Car Gen2 SoCs, such as the r8a7791, they it could plausibly make use of rcar-gen2-usb-phy until the driver is updated with a usb-phy-r8a7791 entry. Why not just update the driver this way now, may I ask? Because I don't believe that Ben has access to r8a7791 hardware to test the change and thus it makes sense to handle it separately. -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] phy-rcar-usb-gen2: add device tree support
Hello. On 29-01-2014 16:22, Simon Horman wrote: [snip] +static struct of_device_id rcar_gen2_usb_phy_ofmatch[] = { +{ .compatible = renesas,usb-phy-r8a7790, }, +{ .compatible = renesas,rcar-gen2-usb-phy, }, Frankly speaking, I don't understand the need for the clearly duplicate entries. Thanks, will look into remove it. Anyone else have any comments on this? I would like you to leave it there. As we know the r8a7790 is an R-Car Gen2 SoC. But there are other R-Car Gen2 SoCs, such as the r8a7791, they it could plausibly make use of rcar-gen2-usb-phy until the driver is updated with a usb-phy-r8a7791 entry. Why not just update the driver this way now, may I ask? Because I don't believe that Ben has access to r8a7791 hardware to test the change and thus it makes sense to handle it separately. I believe Valentine has already tested the driver with both SoCs. WBR, Sergei -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] phy-rcar-usb-gen2: add device tree support
On Wed, Jan 29, 2014 at 04:26:55PM +0400, Sergei Shtylyov wrote: Hello. On 29-01-2014 16:22, Simon Horman wrote: [snip] +static struct of_device_id rcar_gen2_usb_phy_ofmatch[] = { +{ .compatible = renesas,usb-phy-r8a7790, }, +{ .compatible = renesas,rcar-gen2-usb-phy, }, Frankly speaking, I don't understand the need for the clearly duplicate entries. Thanks, will look into remove it. Anyone else have any comments on this? I would like you to leave it there. As we know the r8a7790 is an R-Car Gen2 SoC. But there are other R-Car Gen2 SoCs, such as the r8a7791, they it could plausibly make use of rcar-gen2-usb-phy until the driver is updated with a usb-phy-r8a7791 entry. Why not just update the driver this way now, may I ask? Because I don't believe that Ben has access to r8a7791 hardware to test the change and thus it makes sense to handle it separately. I believe Valentine has already tested the driver with both SoCs. Oh, great. Then I guess the compat string for r8a7791 can be added as you suggest. -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] phy-rcar-usb-gen2: add device tree support
On Mon, Jan 27, 2014 at 07:06:26PM +, Ben Dooks wrote: On 27/01/14 18:23, Sergei Shtylyov wrote: Hello. On 01/26/2014 08:05 PM, Ben Dooks wrote: [snip] +static struct of_device_id rcar_gen2_usb_phy_ofmatch[] = { +{ .compatible = renesas,usb-phy-r8a7790, }, +{ .compatible = renesas,rcar-gen2-usb-phy, }, Frankly speaking, I don't understand the need for the clearly duplicate entries. Thanks, will look into remove it. Anyone else have any comments on this? I would like you to leave it there. As we know the r8a7790 is an R-Car Gen2 SoC. But there are other R-Car Gen2 SoCs, such as the r8a7791, they it could plausibly make use of rcar-gen2-usb-phy until the driver is updated with a usb-phy-r8a7791 entry. -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] phy-rcar-usb-gen2: add device tree support
Hi, On Sun, Jan 26, 2014 at 05:05:01PM +, Ben Dooks wrote: Add support for the phy-rcar-gen2-usb driver to be probed from device tree. Signed-off-by: Ben Dooks ben.do...@codethink.co.uk Reviewed-by: Ian Molton ian.mol...@codethink.co.uk --- Fixes from v2: - fix missing of_if patch (I clearly should not be let near git-rebase when hungry) Fixes from v1: - use of_property_reasd-bool() - remove unused of_id variable Cc: linux-usb@vger.kernel.org Cc: linux...@vger.kernel.org Cc: Magnus Damm magnus.d...@gmail.com Cc: Simon Horman ho...@verge.net.au Cc: devicet...@vger.kernel.org it's a good practice to Cc maintainers ;-) patch looks good to me, but I'd like to get an Ack from one of DT maintainers --- drivers/usb/phy/phy-rcar-gen2-usb.c | 31 ++- 1 file changed, 26 insertions(+), 5 deletions(-) diff --git a/drivers/usb/phy/phy-rcar-gen2-usb.c b/drivers/usb/phy/phy-rcar-gen2-usb.c index db3ab34..e4665b9 100644 --- a/drivers/usb/phy/phy-rcar-gen2-usb.c +++ b/drivers/usb/phy/phy-rcar-gen2-usb.c @@ -15,6 +15,7 @@ #include linux/module.h #include linux/platform_data/usb-rcar-gen2-phy.h #include linux/platform_device.h +#include linux/of_device.h #include linux/spinlock.h #include linux/usb/otg.h @@ -167,6 +168,12 @@ out: spin_unlock_irqrestore(priv-lock, flags); } +static struct of_device_id rcar_gen2_usb_phy_ofmatch[] = { + { .compatible = renesas,usb-phy-r8a7790, }, + { .compatible = renesas,rcar-gen2-usb-phy, }, + { }, +}; + static int rcar_gen2_usb_phy_probe(struct platform_device *pdev) { struct device *dev = pdev-dev; @@ -178,7 +185,7 @@ static int rcar_gen2_usb_phy_probe(struct platform_device *pdev) int retval; pdata = dev_get_platdata(pdev-dev); - if (!pdata) { + if (!pdata !dev-of_node) { dev_err(dev, No platform data\n); return -EINVAL; } @@ -203,16 +210,29 @@ static int rcar_gen2_usb_phy_probe(struct platform_device *pdev) spin_lock_init(priv-lock); priv-clk = clk; priv-base = base; - priv-ugctrl2 = pdata-chan0_pci ? - USBHS_UGCTRL2_USB0_PCI : USBHS_UGCTRL2_USB0_HS; - priv-ugctrl2 |= pdata-chan2_pci ? - USBHS_UGCTRL2_USB2_PCI : USBHS_UGCTRL2_USB2_SS; priv-phy.dev = dev; priv-phy.label = dev_name(dev); priv-phy.init = rcar_gen2_usb_phy_init; priv-phy.shutdown = rcar_gen2_usb_phy_shutdown; priv-phy.set_suspend = rcar_gen2_usb_phy_set_suspend; + if (dev-of_node) { + if (of_property_read_bool(dev-of_node, renesas,usb0-hs)) + priv-ugctrl2 = USBHS_UGCTRL2_USB0_HS; + else + priv-ugctrl2 = USBHS_UGCTRL2_USB0_PCI; + + if (of_property_read_bool(dev-of_node, renesas,usb2-ss)) + priv-ugctrl2 |= USBHS_UGCTRL2_USB2_SS; + else + priv-ugctrl2 |= USBHS_UGCTRL2_USB2_PCI; + } else { + priv-ugctrl2 = pdata-chan0_pci ? + USBHS_UGCTRL2_USB0_PCI : USBHS_UGCTRL2_USB0_HS; + priv-ugctrl2 |= pdata-chan2_pci ? + USBHS_UGCTRL2_USB2_PCI : USBHS_UGCTRL2_USB2_SS; + } + retval = usb_add_phy(priv-phy, USB_PHY_TYPE_USB2); if (retval 0) { dev_err(dev, Failed to add USB phy\n); @@ -236,6 +256,7 @@ static int rcar_gen2_usb_phy_remove(struct platform_device *pdev) static struct platform_driver rcar_gen2_usb_phy_driver = { .driver = { .name = usb_phy_rcar_gen2, + .of_match_table = rcar_gen2_usb_phy_ofmatch, }, .probe = rcar_gen2_usb_phy_probe, .remove = rcar_gen2_usb_phy_remove, -- 1.8.5.2 -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html -- balbi signature.asc Description: Digital signature
Re: [PATCH] phy-rcar-usb-gen2: add device tree support
Hello. On 01/26/2014 08:05 PM, Ben Dooks wrote: Add support for the phy-rcar-gen2-usb driver to be probed from device tree. Signed-off-by: Ben Dooks ben.do...@codethink.co.uk Reviewed-by: Ian Molton ian.mol...@codethink.co.uk --- Fixes from v2: - fix missing of_if patch (I clearly should not be let near git-rebase when hungry) Fixes from v1: - use of_property_reasd-bool() - remove unused of_id variable Cc: linux-usb@vger.kernel.org Cc: linux...@vger.kernel.org Cc: Magnus Damm magnus.d...@gmail.com Cc: Simon Horman ho...@verge.net.au Cc: devicet...@vger.kernel.org --- drivers/usb/phy/phy-rcar-gen2-usb.c | 31 ++- 1 file changed, 26 insertions(+), 5 deletions(-) diff --git a/drivers/usb/phy/phy-rcar-gen2-usb.c b/drivers/usb/phy/phy-rcar-gen2-usb.c index db3ab34..e4665b9 100644 --- a/drivers/usb/phy/phy-rcar-gen2-usb.c +++ b/drivers/usb/phy/phy-rcar-gen2-usb.c [...] @@ -167,6 +168,12 @@ out: spin_unlock_irqrestore(priv-lock, flags); } +static struct of_device_id rcar_gen2_usb_phy_ofmatch[] = { + { .compatible = renesas,usb-phy-r8a7790, }, + { .compatible = renesas,rcar-gen2-usb-phy, }, Frankly speaking, I don't understand the need for the clearly duplicate entries. WBR, Sergei -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] phy-rcar-usb-gen2: add device tree support
On 27/01/14 18:23, Sergei Shtylyov wrote: Hello. On 01/26/2014 08:05 PM, Ben Dooks wrote: [snip] +static struct of_device_id rcar_gen2_usb_phy_ofmatch[] = { +{ .compatible = renesas,usb-phy-r8a7790, }, +{ .compatible = renesas,rcar-gen2-usb-phy, }, Frankly speaking, I don't understand the need for the clearly duplicate entries. Thanks, will look into remove it. Anyone else have any comments on this? -- Ben Dooks http://www.codethink.co.uk/ Senior Engineer Codethink - Providing Genius -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
[PATCH] phy-rcar-usb-gen2: add device tree support
Add support for the phy-rcar-gen2-usb driver to be probed from device tree. Signed-off-by: Ben Dooks ben.do...@codethink.co.uk Reviewed-by: Ian Molton ian.mol...@codethink.co.uk --- Fixes from v2: - fix missing of_if patch (I clearly should not be let near git-rebase when hungry) Fixes from v1: - use of_property_reasd-bool() - remove unused of_id variable Cc: linux-usb@vger.kernel.org Cc: linux...@vger.kernel.org Cc: Magnus Damm magnus.d...@gmail.com Cc: Simon Horman ho...@verge.net.au Cc: devicet...@vger.kernel.org --- drivers/usb/phy/phy-rcar-gen2-usb.c | 31 ++- 1 file changed, 26 insertions(+), 5 deletions(-) diff --git a/drivers/usb/phy/phy-rcar-gen2-usb.c b/drivers/usb/phy/phy-rcar-gen2-usb.c index db3ab34..e4665b9 100644 --- a/drivers/usb/phy/phy-rcar-gen2-usb.c +++ b/drivers/usb/phy/phy-rcar-gen2-usb.c @@ -15,6 +15,7 @@ #include linux/module.h #include linux/platform_data/usb-rcar-gen2-phy.h #include linux/platform_device.h +#include linux/of_device.h #include linux/spinlock.h #include linux/usb/otg.h @@ -167,6 +168,12 @@ out: spin_unlock_irqrestore(priv-lock, flags); } +static struct of_device_id rcar_gen2_usb_phy_ofmatch[] = { + { .compatible = renesas,usb-phy-r8a7790, }, + { .compatible = renesas,rcar-gen2-usb-phy, }, + { }, +}; + static int rcar_gen2_usb_phy_probe(struct platform_device *pdev) { struct device *dev = pdev-dev; @@ -178,7 +185,7 @@ static int rcar_gen2_usb_phy_probe(struct platform_device *pdev) int retval; pdata = dev_get_platdata(pdev-dev); - if (!pdata) { + if (!pdata !dev-of_node) { dev_err(dev, No platform data\n); return -EINVAL; } @@ -203,16 +210,29 @@ static int rcar_gen2_usb_phy_probe(struct platform_device *pdev) spin_lock_init(priv-lock); priv-clk = clk; priv-base = base; - priv-ugctrl2 = pdata-chan0_pci ? - USBHS_UGCTRL2_USB0_PCI : USBHS_UGCTRL2_USB0_HS; - priv-ugctrl2 |= pdata-chan2_pci ? - USBHS_UGCTRL2_USB2_PCI : USBHS_UGCTRL2_USB2_SS; priv-phy.dev = dev; priv-phy.label = dev_name(dev); priv-phy.init = rcar_gen2_usb_phy_init; priv-phy.shutdown = rcar_gen2_usb_phy_shutdown; priv-phy.set_suspend = rcar_gen2_usb_phy_set_suspend; + if (dev-of_node) { + if (of_property_read_bool(dev-of_node, renesas,usb0-hs)) + priv-ugctrl2 = USBHS_UGCTRL2_USB0_HS; + else + priv-ugctrl2 = USBHS_UGCTRL2_USB0_PCI; + + if (of_property_read_bool(dev-of_node, renesas,usb2-ss)) + priv-ugctrl2 |= USBHS_UGCTRL2_USB2_SS; + else + priv-ugctrl2 |= USBHS_UGCTRL2_USB2_PCI; + } else { + priv-ugctrl2 = pdata-chan0_pci ? + USBHS_UGCTRL2_USB0_PCI : USBHS_UGCTRL2_USB0_HS; + priv-ugctrl2 |= pdata-chan2_pci ? + USBHS_UGCTRL2_USB2_PCI : USBHS_UGCTRL2_USB2_SS; + } + retval = usb_add_phy(priv-phy, USB_PHY_TYPE_USB2); if (retval 0) { dev_err(dev, Failed to add USB phy\n); @@ -236,6 +256,7 @@ static int rcar_gen2_usb_phy_remove(struct platform_device *pdev) static struct platform_driver rcar_gen2_usb_phy_driver = { .driver = { .name = usb_phy_rcar_gen2, + .of_match_table = rcar_gen2_usb_phy_ofmatch, }, .probe = rcar_gen2_usb_phy_probe, .remove = rcar_gen2_usb_phy_remove, -- 1.8.5.2 -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html