diff options
Diffstat (limited to 'packages/linux/linux-omap2-git/beagleboard/00002-mcbsp-omap1.patch')
| -rw-r--r-- | packages/linux/linux-omap2-git/beagleboard/00002-mcbsp-omap1.patch | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/packages/linux/linux-omap2-git/beagleboard/00002-mcbsp-omap1.patch b/packages/linux/linux-omap2-git/beagleboard/00002-mcbsp-omap1.patch deleted file mode 100644 index cf7c0df4e0..0000000000 --- a/packages/linux/linux-omap2-git/beagleboard/00002-mcbsp-omap1.patch +++ /dev/null @@ -1,204 +0,0 @@ -From: Eduardo Valentin <eduardo.valentin@indt.org.br> - -This patch adds support for mach-omap1 based on current -mcbsp platform driver. - -Signed-off-by: Eduardo Valentin <eduardo.valentin@indt.org.br> ---- - arch/arm/mach-omap1/Makefile | 2 + - arch/arm/mach-omap1/mcbsp.c | 165 ++++++++++++++++++++++++++++++++++++++++++ - 2 files changed, 167 insertions(+), 0 deletions(-) - create mode 100644 arch/arm/mach-omap1/mcbsp.c - -diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile -index 6ebf23b..09246a7 100644 ---- a/arch/arm/mach-omap1/Makefile -+++ b/arch/arm/mach-omap1/Makefile -@@ -5,6 +5,8 @@ - # Common support - obj-y := io.o id.o clock.o irq.o mux.o serial.o devices.o - -+obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o -+ - obj-$(CONFIG_OMAP_MPU_TIMER) += time.o - obj-$(CONFIG_OMAP_32K_TIMER) += timer32k.o - -diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c -new file mode 100644 -index 0000000..f30624a ---- /dev/null -+++ b/arch/arm/mach-omap1/mcbsp.c -@@ -0,0 +1,165 @@ -+/* -+ * linux/arch/arm/mach-omap1/mcbsp.c -+ * -+ * Copyright (C) 2008 Instituto Nokia de Tecnologia -+ * Contact: Eduardo Valentin <eduardo.valentin@indt.org.br> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License version 2 as -+ * published by the Free Software Foundation. -+ * -+ * Multichannel mode not supported. -+ */ -+#include <linux/module.h> -+#include <linux/init.h> -+#include <linux/clk.h> -+#include <linux/err.h> -+#include <linux/io.h> -+ -+#include <asm/arch/dma.h> -+#include <asm/arch/mux.h> -+#include <asm/arch/cpu.h> -+#include <asm/arch/mcbsp.h> -+#include <asm/arch/dsp_common.h> -+ -+#define DPS_RSTCT2_PER_EN (1 << 0) -+#define DSP_RSTCT2_WD_PER_EN (1 << 1) -+ -+static int omap1_mcbsp_check(unsigned int id) -+{ -+ /* REVISIT: Check correctly for number of registered McBSPs */ -+ if (cpu_is_omap730()) { -+ if (id > OMAP_MAX_MCBSP_COUNT - 2) { -+ printk(KERN_ERR "OMAP-McBSP: McBSP%d doesn't exist\n", -+ id + 1); -+ return -ENODEV; -+ } -+ return 0; -+ } -+ -+ if (cpu_is_omap15xx() || cpu_is_omap16xx()) { -+ if (id > OMAP_MAX_MCBSP_COUNT - 1) { -+ printk(KERN_ERR "OMAP-McBSP: McBSP%d doesn't exist\n", -+ id + 1); -+ return -ENODEV; -+ } -+ return 0; -+ } -+ -+ return -ENODEV; -+} -+ -+static void omap1_mcbsp_request(unsigned int id) -+{ -+ /* -+ * On 1510, 1610 and 1710, McBSP1 and McBSP3 -+ * are DSP public peripherals. -+ */ -+ if (id == OMAP_MCBSP1 || id == OMAP_MCBSP3) { -+ omap_dsp_request_mem(); -+ /* -+ * DSP external peripheral reset -+ * FIXME: This should be moved to dsp code -+ */ -+ __raw_writew(__raw_readw(DSP_RSTCT2) | DPS_RSTCT2_PER_EN | -+ DSP_RSTCT2_WD_PER_EN, DSP_RSTCT2); -+ } -+} -+ -+static void omap1_mcbsp_free(unsigned int id) -+{ -+ if (id == OMAP_MCBSP1 || id == OMAP_MCBSP3) -+ omap_dsp_release_mem(); -+} -+ -+static struct omap_mcbsp_ops omap1_mcbsp_ops = { -+ .check = omap1_mcbsp_check, -+ .request = omap1_mcbsp_request, -+ .free = omap1_mcbsp_free, -+}; -+ -+static struct omap_mcbsp_platform_data omap1_mcbsp_pdata[] = { -+#ifdef CONFIG_ARCH_OMAP730 -+ { -+ .virt_base = io_p2v(OMAP730_MCBSP1_BASE), -+ .dma_rx_sync = OMAP_DMA_MCBSP1_RX, -+ .dma_tx_sync = OMAP_DMA_MCBSP1_TX, -+ .rx_irq = INT_730_McBSP1RX, -+ .tx_irq = INT_730_McBSP1TX, -+ .ops = &omap1_mcbsp_ops, -+ }, -+ { -+ .virt_base = io_p2v(OMAP730_MCBSP2_BASE), -+ .dma_rx_sync = OMAP_DMA_MCBSP3_RX, -+ .dma_tx_sync = OMAP_DMA_MCBSP3_TX, -+ .rx_irq = INT_730_McBSP2RX, -+ .tx_irq = INT_730_McBSP2TX -+ .ops = &omap1_mcbsp_ops, -+ }, -+#endif -+#ifdef CONFIG_ARCH_OMAP15XX -+ { -+ .virt_base = OMAP1510_MCBSP1_BASE, -+ .dma_rx_sync = OMAP_DMA_MCBSP1_RX, -+ .dma_tx_sync = OMAP_DMA_MCBSP1_TX, -+ .rx_irq = INT_McBSP1RX, -+ .tx_irq = INT_McBSP1TX, -+ .ops = &omap1_mcbsp_ops, -+ .clocks = { "dsp_ck", "api_ck", "dspxor_ck" }, -+ }, -+ { -+ .virt_base = io_p2v(OMAP1510_MCBSP2_BASE), -+ .dma_rx_sync = OMAP_DMA_MCBSP2_RX, -+ .dma_tx_sync = OMAP_DMA_MCBSP2_TX, -+ .rx_irq = INT_1510_SPI_RX, -+ .tx_irq = INT_1510_SPI_TX, -+ .ops = &omap1_mcbsp_ops, -+ }, -+ { -+ .virt_base = OMAP1510_MCBSP3_BASE, -+ .dma_rx_sync = OMAP_DMA_MCBSP3_RX, -+ .dma_tx_sync = OMAP_DMA_MCBSP3_TX, -+ .rx_irq = INT_McBSP3RX, -+ .tx_irq = INT_McBSP3TX, -+ .ops = &omap1_mcbsp_ops, -+ .clocks = { "dsp_ck", "api_ck", "dspxor_ck" }, -+ }, -+#endif -+#ifdef CONFIG_ARCH_OMAP16XX -+ { -+ .virt_base = OMAP1610_MCBSP1_BASE, -+ .dma_rx_sync = OMAP_DMA_MCBSP1_RX, -+ .dma_tx_sync = OMAP_DMA_MCBSP1_TX, -+ .rx_irq = INT_McBSP1RX, -+ .tx_irq = INT_McBSP1TX, -+ .ops = &omap1_mcbsp_ops, -+ .clocks = { "dsp_ck", "api_ck", "dspxor_ck" }, -+ }, -+ { -+ .virt_base = io_p2v(OMAP1610_MCBSP2_BASE), -+ .dma_rx_sync = OMAP_DMA_MCBSP2_RX, -+ .dma_tx_sync = OMAP_DMA_MCBSP2_TX, -+ .rx_irq = INT_1610_McBSP2_RX, -+ .tx_irq = INT_1610_McBSP2_TX, -+ .ops = &omap1_mcbsp_ops, -+ }, -+ { -+ .virt_base = OMAP1610_MCBSP3_BASE, -+ .dma_rx_sync = OMAP_DMA_MCBSP3_RX, -+ .dma_tx_sync = OMAP_DMA_MCBSP3_TX, -+ .rx_irq = INT_McBSP3RX, -+ .tx_irq = INT_McBSP3TX, -+ .ops = &omap1_mcbsp_ops, -+ .clocks = { "dsp_ck", "api_ck", "dspxor_ck" }, -+ }, -+#endif -+}; -+#define mcbsp_count ARRAY_SIZE(omap1_mcbsp_pdata) -+ -+int __init omap1_mcbsp_init(void) -+{ -+ omap_mcbsp_register_board_cfg(omap1_mcbsp_pdata, mcbsp_count); -+ -+ return omap_mcbsp_init(); -+} -+arch_initcall(omap1_mcbsp_init); --- -1.5.5.1.67.gbdb8.dirty - --- -To unsubscribe from this list: send the line "unsubscribe linux-omap" in -the body of a message to majordomo@vger.kernel.org -More majordomo info at http://vger.kernel.org/majordomo-info.html - |