[PATCH 4/7] msm: Board file for MSM8960 simulator

Stepan Moskovchenko
2010-12-15T03:50:26Z

Add a basic board file needed to boot the kernel on the
MSM8960 simulator.

Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
---
arch/arm/mach-msm/board-msm8960.c | 71 +++++++++++++++++++++++++++++++++++++
1 files changed, 71 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-msm/board-msm8960.c

diff --git a/arch/arm/mach-msm/board-msm8960.c b/arch/arm/mach-msm/board-msm8960.c
new file mode 100644
index 0000000..7a1b80a
--- /dev/null
+++ b/arch/arm/mach-msm/board-msm8960.c
@@ -0,0 +1,71 @@
+/* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/hardware/gic.h>
+
+#include <mach/board.h>
+#include <mach/msm_iomap.h>
+
+void __iomem *gic_cpu_base_addr;
+
+static void __init msm8960_map_io(void)
+{
+ msm_map_msm8960_io();
+}
+
+static void __init msm8960_init_irq(void)
+{
+ unsigned int i;
+
+ gic_dist_init(0, MSM_QGIC_DIST_BASE, GIC_PPI_START);
+ gic_cpu_base_addr = (void *)MSM_QGIC_CPU_BASE;
+ gic_cpu_init(0, MSM_QGIC_CPU_BASE);
+
+ /* Edge trigger PPIs except AVS_SVICINT and AVS_SVICINTSWDONE */
+ writel(0xFFFFD7FF, MSM_QGIC_DIST_BASE + GIC_DIST_CONFIG + 4);
+
+ /* FIXME: Not installing AVS_SVICINT and AVS_SVICINTSWDONE yet
+ * as they are configured as level, which does not play nice with
+ * handle_percpu_irq.
+ */
+ for (i = GIC_PPI_START; i < GIC_SPI_START; i++) {
+ if (i != AVS_SVICINT && i != AVS_SVICINTSWDONE)
+ set_irq_handler(i, handle_percpu_irq);
+ }
+}
+
+static void __init msm8960_sim_init(void)
+{
+}
+
+MACHINE_START(MSM8960_SIM, "QCT MSM8960 SIMULATOR")
+#ifdef CONFIG_MSM_DEBUG_UART
+ .phys_io = MSM_DEBUG_UART_PHYS,
+ .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc,
+#endif
+ .map_io = msm8960_map_io,
+ .init_irq = msm8960_init_irq,
+ .init_machine = msm8960_sim_init,
+ .timer = &msm_timer,
+MACHINE_END
--
1.7.0.2