[PATCH] mioa701: add newly available DoC G3 chip

From: haojian.zhuang@gmail.com (Haojian Zhuang)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] mioa701: add newly available DoC G3 chip
Date: Mon, 19 Dec 2011 12:06:10 +0800	[thread overview]
Message-ID: <CAN1soZyS-qO-N7bbKBvhm1UzvpUJU9py20_uabEPCQxbsp7_Tg@mail.gmail.com> (raw)
In-Reply-To: <1324122591-1756-1-git-send-email-robert.jarzmik@free.fr>

On Sat, Dec 17, 2011 at 7:49 PM, Robert Jarzmik <robert.jarzmik@free.fr> wrote:
> From: Robert Jarzmik <robert.jarzmik@atosorigin.com>
>
> As the mioa701 board has a M-Systems DiskOnChip G3 chip, add
> it to the platform resources of the board.
>
> Signed-off-by: Robert Jarzmik <robert.jarzmik@atosorigin.com>
> ---
> ?arch/arm/mach-pxa/mioa701.c | ? 29 +++++++++++++++++------------
> ?1 files changed, 17 insertions(+), 12 deletions(-)
>
> diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c
> index b938fc2..dba02b7 100644
> --- a/arch/arm/mach-pxa/mioa701.c
> +++ b/arch/arm/mach-pxa/mioa701.c
> @@ -53,6 +53,7 @@
> ?#include <mach/pxa27x-udc.h>
> ?#include <mach/camera.h>
> ?#include <mach/audio.h>
> +#include <mach/smemc.h>
> ?#include <media/soc_camera.h>
>
> ?#include <mach/mioa701.h>
> @@ -390,24 +391,19 @@ static struct pxamci_platform_data mioa701_mci_info = {
> ?};
>
> ?/* FlashRAM */
> -static struct resource strataflash_resource = {
> +static struct resource docg3_resource = {
> ? ? ? ?.start = PXA_CS0_PHYS,
> - ? ? ? .end ? = PXA_CS0_PHYS + SZ_64M - 1,
> + ? ? ? .end ? = PXA_CS0_PHYS + SZ_8K - 1,
> ? ? ? ?.flags = IORESOURCE_MEM,
> ?};

You resized the flash from 64MB to 8KB. It surprised me that the flash
size is only 8KB. Could you help to check this?

>
> -static struct physmap_flash_data strataflash_data = {
> - ? ? ? .width = 2,
> - ? ? ? /* .set_vpp = mioa701_set_vpp, */
> -};
> -
> -static struct platform_device strataflash = {
> - ? ? ? .name ? ? ? ? ?= "physmap-flash",
> +static struct platform_device docg3 = {
> + ? ? ? .name ? ? ? ? ?= "docg3",
> ? ? ? ?.id ? ? ? ? ? ?= -1,
> - ? ? ? .resource ? ? ?= &strataflash_resource,
> + ? ? ? .resource ? ? ?= &docg3_resource,
> ? ? ? ?.num_resources = 1,
> ? ? ? ?.dev = {
> - ? ? ? ? ? ? ? .platform_data = &strataflash_data,
> + ? ? ? ? ? ? ? .platform_data = NULL,
> ? ? ? ?},
> ?};
>
> @@ -685,7 +681,7 @@ static struct platform_device *devices[] __initdata = {
> ? ? ? ?&pxa2xx_pcm,
> ? ? ? ?&mioa701_sound,
> ? ? ? ?&power_dev,
> - ? ? ? &strataflash,
> + ? ? ? &docg3,
> ? ? ? ?&gpio_vbus,
> ? ? ? ?&mioa701_camera,
> ? ? ? ?&mioa701_board,
> @@ -720,6 +716,15 @@ static void __init mioa701_machine_init(void)
> ? ? ? ?RTTR = 32768 - 1; /* Reset crazy WinCE value */
> ? ? ? ?UP2OCR = UP2OCR_HXOE;
>
> + ? ? ? /*
> + ? ? ? ?* Set up the flash memory : DiskOnChip G3 on first static memory bank
> + ? ? ? ?*/
> + ? ? ? __raw_writel(0x7ff02dd8, MSC0);
> + ? ? ? __raw_writel(0x0001c391, MCMEM0);
> + ? ? ? __raw_writel(0x0001c391, MCATT0);
> + ? ? ? __raw_writel(0x0001c391, MCIO0);
> +
> +
> ? ? ? ?pxa2xx_mfp_config(ARRAY_AND_SIZE(mioa701_pin_config));
> ? ? ? ?pxa_set_ffuart_info(NULL);
> ? ? ? ?pxa_set_btuart_info(NULL);
> --
> 1.7.5.4
>
>
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