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| author | Ben Dooks | 2008-10-21 15:06:46 +0200 |
|---|---|---|
| committer | Ben Dooks | 2008-12-15 22:49:46 +0100 |
| commit | 0241cbb9d62613f6952d023a04d565901a3ca1ad (patch) | |
| tree | b622324e3ea135a70a71f57f12b762c034d3557e /arch/arm/plat-s3c64xx/include | |
| parent | [ARM] S3C64XX: Add system boot-time support (diff) | |
| download | kernel-qcow2-linux-0241cbb9d62613f6952d023a04d565901a3ca1ad.tar.gz kernel-qcow2-linux-0241cbb9d62613f6952d023a04d565901a3ca1ad.tar.xz kernel-qcow2-linux-0241cbb9d62613f6952d023a04d565901a3ca1ad.zip | |
[ARM] S3C64XX: Add UARTdevice definitions
Add resources and information for the UART deviecs
on the S3C64XX CPUs.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s3c64xx/include')
| -rw-r--r-- | arch/arm/plat-s3c64xx/include/plat/irqs.h | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/arch/arm/plat-s3c64xx/include/plat/irqs.h b/arch/arm/plat-s3c64xx/include/plat/irqs.h index 592a56354551..0f207ab2df28 100644 --- a/arch/arm/plat-s3c64xx/include/plat/irqs.h +++ b/arch/arm/plat-s3c64xx/include/plat/irqs.h @@ -15,12 +15,45 @@ * the ISA space, so that the PC104 has them to itself * and we don't end up having to do horrible things to the * standard ISA drivers.... + * + * note, since we're using the VICs, our start must be a + * mulitple of 32 to allow the common code to work */ -#define S3C_IRQ_OFFSET (16) +#define S3C_IRQ_OFFSET (32) #define S3C_IRQ(x) ((x) + S3C_IRQ_OFFSET) +/* UART interrupts, each UART has 4 intterupts per channel so + * use the space between the ISA and S3C main interrupts. Note, these + * are not in the same order as the S3C24XX series! */ + +#define IRQ_S3CUART_BASE0 (16) +#define IRQ_S3CUART_BASE1 (20) +#define IRQ_S3CUART_BASE2 (24) +#define IRQ_S3CUART_BASE3 (28) + +#define UART_IRQ_RXD (0) +#define UART_IRQ_ERR (1) +#define UART_IRQ_TXD (2) +#define UART_IRQ_MODEM (3) + +#define IRQ_S3CUART_RX0 (IRQ_S3CUART_BASE0 + UART_IRQ_RXD) +#define IRQ_S3CUART_TX0 (IRQ_S3CUART_BASE0 + UART_IRQ_TXD) +#define IRQ_S3CUART_ERR0 (IRQ_S3CUART_BASE0 + UART_IRQ_ERR) + +#define IRQ_S3CUART_RX1 (IRQ_S3CUART_BASE1 + UART_IRQ_RXD) +#define IRQ_S3CUART_TX1 (IRQ_S3CUART_BASE1 + UART_IRQ_TXD) +#define IRQ_S3CUART_ERR1 (IRQ_S3CUART_BASE1 + UART_IRQ_ERR) + +#define IRQ_S3CUART_RX2 (IRQ_S3CUART_BASE2 + UART_IRQ_RXD) +#define IRQ_S3CUART_TX2 (IRQ_S3CUART_BASE2 + UART_IRQ_TXD) +#define IRQ_S3CUART_ERR2 (IRQ_S3CUART_BASE2 + UART_IRQ_ERR) + +#define IRQ_S3CUART_RX3 (IRQ_S3CUART_BASE3 + UART_IRQ_RXD) +#define IRQ_S3CUART_TX3 (IRQ_S3CUART_BASE3 + UART_IRQ_TXD) +#define IRQ_S3CUART_ERR3 (IRQ_S3CUART_BASE3 + UART_IRQ_ERR) + /* Since the IRQ_EINT(x) are a linear mapping on current s3c64xx series * we just defined them as an IRQ_EINT(x) macro from S3C_IRQ_EINT_BASE * which we place after the pair of VICs. */ |