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Commit c650a1f4 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Rafael J. Wysocki
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ARM: mach-shmobile: mackerel: Add FSI DMAEngine support 



We need undocumented address to use DMA.

Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: default avatarSimon Horman <horms@verge.net.au>
Acked-by: default avatarMagnus Damm <damm@opensource.se>
Signed-off-by: default avatarRafael J. Wysocki <rjw@sisk.pl>
parent c8241085

arch/arm/mach-shmobile/board-mackerel.c

+6 −2
Original line number Diff line number Diff line
@@ -908,6 +908,8 @@ static int fsi_b_set_rate(struct device *dev, int rate, int enable) 
static struct sh_fsi_platform_info fsi_info = {

	.port_a = {

		.flags = SH_FSI_BRS_INV,

		.tx_id = SHDMA_SLAVE_FSIA_TX,

		.rx_id = SHDMA_SLAVE_FSIA_RX,

	},

	.port_b = {

		.flags = SH_FSI_BRS_INV	|
@@ -920,9 +922,11 @@ static struct sh_fsi_platform_info fsi_info = { 


static struct resource fsi_resources[] = {

	[0] = {

		/* we need 0xFE1F0000 to access DMA

		 * instead of 0xFE3C0000 */

		.name	= "FSI",

		.start	= 0xFE3C0000,

		.end	= 0xFE3C0400 - 1,

		.start  = 0xFE1F0000,

		.end    = 0xFE1F0400 - 1,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {