On Fri, 26 Aug 2011, Simon Horman wrote:
> This patch is based on "ARM: arch-shmobile: Use multiple irq vectors for SDHI"
>
> It removes multiplexing of the SDHI vectors and names each IRQ source
> to allow the SDHI driver to used source-specific handlers.
>
> This is untested as I do not have access to a working g4evm.
>
> Signed-off-by: Simon Horman <[email protected]>
>
> ---
>
> Requires "mmc: sdhi: Allow specific IRQ sources to use corresponding
> handlers."
>
> *** compile tested only ***
> ---
> arch/arm/mach-shmobile/board-g4evm.c | 26 ++++++++++++++++++++++-
> arch/arm/mach-shmobile/intc-sh7377.c | 36 ++++++++++++++++-----------------
This second file should not be here, right?
Thanks
Guennadi
> 2 files changed, 41 insertions(+), 21 deletions(-)
>
> diff --git a/arch/arm/mach-shmobile/board-g4evm.c
> b/arch/arm/mach-shmobile/board-g4evm.c
> index 8e3c555..60721f1 100644
> --- a/arch/arm/mach-shmobile/board-g4evm.c
> +++ b/arch/arm/mach-shmobile/board-g4evm.c
> @@ -209,7 +209,18 @@ static struct resource sdhi0_resources[] = {
> .flags = IORESOURCE_MEM,
> },
> [1] = {
> - .start = evt2irq(0x0e00), /* SDHI0 */
> + .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
> + .start = evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
> + .flags = IORESOURCE_IRQ,
> + },
> + [2] = {
> + .name = SH_MOBILE_SDHI_IRQ_SDCARD,
> + .start = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
> + .flags = IORESOURCE_IRQ,
> + },
> + [3] = {
> + .name = SH_MOBILE_SDHI_IRQ_SDIO,
> + .start = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
> .flags = IORESOURCE_IRQ,
> },
> };
> @@ -236,7 +247,18 @@ static struct resource sdhi1_resources[] = {
> .flags = IORESOURCE_MEM,
> },
> [1] = {
> - .start = evt2irq(0x0e80), /* SDHI1 */
> + .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
> + .start = evt2irq(0x0e80) /* SDHI1_SDHI0I0 */,
> + .flags = IORESOURCE_IRQ,
> + },
> + [2] = {
> + .name = SH_MOBILE_SDHI_IRQ_SDCARD,
> + .start = evt2irq(0x0ea0) /* SDHI1_SDHI0I1 */,
> + .flags = IORESOURCE_IRQ,
> + },
> + [3] = {
> + .name = SH_MOBILE_SDHI_IRQ_SDIO,
> + .start = evt2irq(0x0ec0) /* SDHI1_SDHI0I2 */,
> .flags = IORESOURCE_IRQ,
> },
> };
> diff --git a/arch/arm/mach-shmobile/intc-sh7377.c
> b/arch/arm/mach-shmobile/intc-sh7377.c
> index fe45154..6395687 100644
> --- a/arch/arm/mach-shmobile/intc-sh7377.c
> +++ b/arch/arm/mach-shmobile/intc-sh7377.c
> @@ -27,8 +27,6 @@
>
> enum {
> UNUSED_INTCA = 0,
> - ENABLED,
> - DISABLED,
>
> /* interrupt sources INTCA */
> IRQ0A, IRQ1A, IRQ2A, IRQ3A, IRQ4A, IRQ5A, IRQ6A, IRQ7A,
> @@ -51,8 +49,8 @@ enum {
> MSIOF2, MSIOF1,
> SCIFA4, SCIFA5, SCIFB,
> FLCTL_FLSTEI, FLCTL_FLTENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I,
> - SDHI0,
> - SDHI1,
> + SDHI0_SDHI0I0, SDHI0_SDHI0I1, SDHI0_SDHI0I2, SDHI0_SDHI0I3,
> + SDHI1_SDHI1I0, SDHI1_SDHI1I1, SDHI1_SDHI1I2, SDHI1_SDHI1I3,
> MSU_MSU, MSU_MSU2,
> IRREM,
> MSUG,
> @@ -87,7 +85,7 @@ enum {
> /* interrupt groups INTCA */
> DMAC_1, DMAC_2, DMAC2_1, DMAC2_2, DMAC3_1, DMAC3_2, SHWYSTAT,
> AP_ARM1, AP_ARM2, USBHS, SPU2, FLCTL, IIC1,
> - ICUSB, ICUDMC
> + ICUSB, ICUDMC, SDHI0, SDHI1,
> };
>
> static struct intc_vect intca_vectors[] __initdata = {
> @@ -130,10 +128,10 @@ static struct intc_vect intca_vectors[] __initdata = {
> INTC_VECT(SCIFB, 0x0d60),
> INTC_VECT(FLCTL_FLSTEI, 0x0d80), INTC_VECT(FLCTL_FLTENDI, 0x0da0),
> INTC_VECT(FLCTL_FLTREQ0I, 0x0dc0), INTC_VECT(FLCTL_FLTREQ1I, 0x0de0),
> - INTC_VECT(SDHI0, 0x0e00), INTC_VECT(SDHI0, 0x0e20),
> - INTC_VECT(SDHI0, 0x0e40), INTC_VECT(SDHI0, 0x0e60),
> - INTC_VECT(SDHI1, 0x0e80), INTC_VECT(SDHI1, 0x0ea0),
> - INTC_VECT(SDHI1, 0x0ec0), INTC_VECT(SDHI1, 0x0ee0),
> + INTC_VECT(SDHI0_SDHI0I0, 0x0e00), INTC_VECT(SDHI0_SDHI0I1, 0x0e20),
> + INTC_VECT(SDHI0_SDHI0I2, 0x0e40), INTC_VECT(SDHI0_SDHI0I3, 0x0e60),
> + INTC_VECT(SDHI1_SDHI1I0, 0x0e80), INTC_VECT(SDHI1_SDHI1I1, 0x0ea0),
> + INTC_VECT(SDHI1_SDHI1I2, 0x0ec0), INTC_VECT(SDHI1_SDHI1I3, 0x0ee0),
> INTC_VECT(MSU_MSU, 0x0f20), INTC_VECT(MSU_MSU2, 0x0f40),
> INTC_VECT(IRREM, 0x0f60),
> INTC_VECT(MSUG, 0x0fa0),
> @@ -200,6 +198,10 @@ static struct intc_group intca_groups[] __initdata = {
> INTC_GROUP(SHWYSTAT, SHWYSTAT_RT, SHWYSTAT_HS, SHWYSTAT_COM),
> INTC_GROUP(ICUSB, ICUSB_ICUSB0, ICUSB_ICUSB1),
> INTC_GROUP(ICUDMC, ICUDMC_ICUDMC1, ICUDMC_ICUDMC2),
> + INTC_GROUP(SDHI0, SDHI0_SDHI0I0, SDHI0_SDHI0I1,
> + SDHI0_SDHI0I2, SDHI0_SDHI0I3),
> + INTC_GROUP(SDHI1, SDHI1_SDHI1I0, SDHI1_SDHI1I1,
> + SDHI1_SDHI1I2, SDHI1_SDHI1I3)
> };
>
> static struct intc_mask_reg intca_mask_registers[] __initdata = {
> @@ -234,10 +236,10 @@ static struct intc_mask_reg intca_mask_registers[]
> __initdata = {
> { SCIFB, SCIFA5, SCIFA4, MSIOF1,
> 0, 0, MSIOF2, 0 } },
> { 0xe694009c, 0xe69400dc, 8, /* IMR7A / IMCR7A */
> - { DISABLED, ENABLED, ENABLED, ENABLED,
> + { SDHI0_SDHI0I3, SDHI0_SDHI0I2, SDHI0_SDHI0I1, SDHI0_SDHI0I0,
> FLCTL_FLTREQ1I, FLCTL_FLTREQ0I, FLCTL_FLTENDI, FLCTL_FLSTEI } },
> { 0xe69400a0, 0xe69400e0, 8, /* IMR8A / IMCR8A */
> - { DISABLED, ENABLED, ENABLED, ENABLED,
> + { SDHI1_SDHI1I3, SDHI1_SDHI1I2, SDHI1_SDHI1I1, SDHI1_SDHI1I0,
> TTI20, USBDMAC_USHDMI, 0, MSUG } },
> { 0xe69400a4, 0xe69400e4, 8, /* IMR9A / IMCR9A */
> { CMT1_CMT13, CMT1_CMT12, CMT1_CMT11, CMT1_CMT10,
> @@ -337,14 +339,10 @@ static struct intc_mask_reg intca_ack_registers[]
> __initdata = {
> { IRQ24A, IRQ25A, IRQ26A, IRQ27A, IRQ28A, IRQ29A, IRQ30A, IRQ31A } },
> };
>
> -static struct intc_desc intca_desc __initdata = {
> - .name = "sh7377-intca",
> - .force_enable = ENABLED,
> - .force_disable = DISABLED,
> - .hw = INTC_HW_DESC(intca_vectors, intca_groups,
> - intca_mask_registers, intca_prio_registers,
> - intca_sense_registers, intca_ack_registers),
> -};
> +static DECLARE_INTC_DESC_ACK(intca_desc, "sh7377-intca",
> + intca_vectors, intca_groups,
> + intca_mask_registers, intca_prio_registers,
> + intca_sense_registers, intca_ack_registers);
>
> /* this macro ignore entry which is also in INTCA */
> #define __IGNORE(a...)
> --
> 1.7.5.4
>
---
Guennadi Liakhovetski, Ph.D.
Freelance Open-Source Software Developer
http://www.open-technology.de/
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