mirror of https://github.com/OpenIPC/firmware.git
48 lines
1.2 KiB
Diff
48 lines
1.2 KiB
Diff
--- linux-4.9.37/drivers/tty/serial/amba-pl011.c 2017-07-12 16:42:41.000000000 +0300
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+++ linux-4.9.y/drivers/tty/serial/amba-pl011.c 2021-06-07 13:01:34.000000000 +0300
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@@ -109,12 +109,20 @@
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static unsigned int get_fifosize_arm(struct amba_device *dev)
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{
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+#ifdef CONFIG_ARCH_GOKE
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+ return 64;
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+#else
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return amba_rev(dev) < 3 ? 16 : 32;
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+#endif
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}
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static struct vendor_data vendor_arm = {
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.reg_offset = pl011_std_offsets,
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+#ifdef CONFIG_ARCH_GOKE
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+ .ifls = UART011_IFLS_RX1_8|UART011_IFLS_TX1_8,
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+#else
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.ifls = UART011_IFLS_RX4_8|UART011_IFLS_TX4_8,
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+#endif
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.fr_busy = UART01x_FR_BUSY,
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.fr_dsr = UART01x_FR_DSR,
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.fr_cts = UART01x_FR_CTS,
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@@ -405,7 +413,11 @@
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pl011_reg_to_offset(uap, REG_DR),
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.dst_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE,
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.direction = DMA_MEM_TO_DEV,
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+#ifdef CONFIG_ARCH_GOKE
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+ .dst_maxburst = 7,
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+#else
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.dst_maxburst = uap->fifosize >> 1,
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+#endif
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.device_fc = false,
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};
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struct dma_chan *chan;
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@@ -461,7 +473,11 @@
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pl011_reg_to_offset(uap, REG_DR),
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.src_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE,
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.direction = DMA_DEV_TO_MEM,
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+#ifdef CONFIG_ARCH_GOKE
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+ .src_maxburst = 7,
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+#else
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.src_maxburst = uap->fifosize >> 2,
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+#endif
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.device_fc = false,
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};
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struct dma_slave_caps caps;
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