[MFD] Add SA11x0 MCP platform device support
Add platform device data for the SA11x0 MCP device. This allows
platforms to customise the configuration of the SA11x0 MCP device
according to their needs.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/mfd/mcp-sa11x0.c b/drivers/mfd/mcp-sa11x0.c
index 25699fa..e9806fb 100644
--- a/drivers/mfd/mcp-sa11x0.c
+++ b/drivers/mfd/mcp-sa11x0.c
@@ -24,6 +24,7 @@
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/system.h>
+#include <asm/arch/mcp.h>
#include <asm/arch/assabet.h>
@@ -140,16 +141,11 @@
static int mcp_sa11x0_probe(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
+ struct mcp_plat_data *data = pdev->dev.platform_data;
struct mcp *mcp;
int ret;
- if (!machine_is_adsbitsy() && !machine_is_assabet() &&
- !machine_is_cerf() && !machine_is_flexanet() &&
- !machine_is_freebird() && !machine_is_graphicsclient() &&
- !machine_is_graphicsmaster() && !machine_is_lart() &&
- !machine_is_omnimeter() && !machine_is_pfs168() &&
- !machine_is_shannon() && !machine_is_simpad() &&
- !machine_is_yopy())
+ if (!data)
return -ENODEV;
if (!request_mem_region(0x80060000, 0x60, "sa11x0-mcp"))
@@ -163,7 +159,7 @@
mcp->owner = THIS_MODULE;
mcp->ops = &mcp_sa11x0;
- mcp->sclk_rate = 11981000,
+ mcp->sclk_rate = data->sclk_rate;
mcp->dma_audio_rd = DMA_Ser4MCP0Rd;
mcp->dma_audio_wr = DMA_Ser4MCP0Wr;
mcp->dma_telco_rd = DMA_Ser4MCP1Rd;
@@ -184,9 +180,13 @@
PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+ /*
+ * Initialise device. Note that we initially
+ * set the sampling rate to minimum.
+ */
Ser4MCSR = -1;
- Ser4MCCR1 = 0;
- Ser4MCCR0 = 0x00007f7f | MCCR0_ADM;
+ Ser4MCCR1 = data->mccr1;
+ Ser4MCCR0 = data->mccr0 | 0x7f7f;
/*
* Calculate the read/write timeout (us) from the bit clock